Dyfyniad APA

Sayer, R. A. (1992). Method in social science: A realist approach (2nd ed.). Routledge.

Dyfyniad Arddull Chicago

Sayer, R. Andrew. Method in Social Science: A Realist Approach. 2nd ed. London ; New York: Routledge, 1992.

Dyfyniad MLA

Sayer, R. Andrew. Method in Social Science: A Realist Approach. 2nd ed. Routledge, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.