APA Style
Ritzer, George. (2015).
Essentials of sociology .
California:
Sage Publication Inc.
Chicago Style
Ritzer, George.
Essentials of sociology.
California:
Sage Publication Inc,
2015.
Text.
MLA Style
Ritzer, George.
Essentials of sociology.
California:
Sage Publication Inc,
2015.
Text.
Turabian Style
Ritzer, George.
Essentials of sociology.
California:
Sage Publication Inc,
2015.
Print.