Dyfyniad APA

Bernstein, R. A. (1992). An introduction to political science methods (3rd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Bernstein, Robert A. An Introduction to Political Science Methods. 3rd ed. Englewood Cliffs: Prentice Hall, 1992.

Dyfyniad MLA

Bernstein, Robert A. An Introduction to Political Science Methods. 3rd ed. Prentice Hall, 1992.

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