APA Style

Campbell, John P.. (1982). What to Study: Generating and Developing Research Questions . London: Sage Publication.

Chicago Style

Campbell, John P.. What to Study: Generating and Developing Research Questions. London: Sage Publication, 1982. Text.

MLA Style

Campbell, John P.. What to Study: Generating and Developing Research Questions. London: Sage Publication, 1982. Text.

Turabian Style

Campbell, John P.. What to Study: Generating and Developing Research Questions. London: Sage Publication, 1982. Print.