APA (7th ed.) Citation

Petersen, W., Novak, M., & Gleason, P. (1982). Concepts of ethnicity / William Petersen, Michael Novak, Philip Gleason. Harvard University Press.

Chicago Style (17th ed.) Citation

Petersen, William, Michael Novak, and Philip Gleason. Concepts of Ethnicity / William Petersen, Michael Novak, Philip Gleason. Cambridge (Mass.) ; London: Harvard University Press, 1982.

MLA (9th ed.) Citation

Petersen, William, et al. Concepts of Ethnicity / William Petersen, Michael Novak, Philip Gleason. Harvard University Press, 1982.

Warning: These citations may not always be 100% accurate.