Citation Styles Guide
Prof. Academic Expert
June 20, 2025
10 min read

Citation Styles Guide 2025: APA vs MLA vs Chicago

Master the three most important citation styles with our comprehensive comparison guide. Learn when to use each style, formatting rules, and see practical examples.

Quick Comparison

APA Style

American Psychological Association

  • • Psychology, Education, Sciences
  • • Author-date citations
  • • References page

MLA Style

Modern Language Association

  • • Literature, Arts, Humanities
  • • Author-page citations
  • • Works Cited page

Chicago Style

Chicago Manual of Style

  • • History, Literature, Arts
  • • Footnotes or author-date
  • • Bibliography

When to Use Each Style

APA Style (American Psychological Association)

Primarily used in social sciences, psychology, education, and scientific research.

Best for:

  • • Psychology papers
  • • Education research
  • • Social science studies
  • • Scientific reports

Key Features:

  • • Emphasizes publication dates
  • • Author-date format
  • • Running head on every page
  • • Double-spaced throughout

MLA Style (Modern Language Association)

Standard for literature, language studies, and humanities research.

Best for:

  • • Literature analysis
  • • Language studies
  • • Cultural studies
  • • Media studies

Key Features:

  • • Author-page number format
  • • No cover page required
  • • Works Cited page
  • • Double-spaced

Chicago Style (Chicago Manual of Style)

Flexible style used in history, literature, and the arts with two systems: Notes-Bibliography and Author-Date.

Best for:

  • • History papers
  • • Art history
  • • Philosophy
  • • Religious studies

Key Features:

  • • Footnotes or endnotes
  • • Bibliography page
  • • Flexible formatting
  • • Two citation systems

Citation Examples

Book Citation Examples

APA Format:

Smith, J. (2025). Academic writing guide. University Press.

MLA Format:

Smith, John. Academic Writing Guide. University Press, 2025.

Chicago Format:

Smith, John. Academic Writing Guide. University Press, 2025.

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