Cita APA (7a ed.)

GETTELL, R. G. (1967). Political science. Ginn.

Cita Chicago Style (17a ed.)

GETTELL, Raymond Gurfield. Political Science. Boston: Ginn, 1967.

Cita MLA (9a ed.)

GETTELL, Raymond Gurfield. Political Science. Ginn, 1967.