APA Style
Johnson
, Janet Buttolph. (2012).
Political Science Research Methods, 7th ed. .
Los Angeles:
Sage.
Chicago Style
Johnson
, Janet Buttolph.
Political Science Research Methods, 7th ed..
Los Angeles:
Sage,
2012.
Text.
MLA Style
Johnson
, Janet Buttolph.
Political Science Research Methods, 7th ed..
Los Angeles:
Sage,
2012.
Text.
Turabian Style
Johnson
, Janet Buttolph.
Political Science Research Methods, 7th ed..
Los Angeles:
Sage,
2012.
Print.