Cita APA (7a ed.)

Ergang, R. (1967). Europe since Waterloo (3. ed.). Heath.

Cita Chicago Style (17a ed.)

Ergang, Robert. Europe Since Waterloo. 3. ed. Boston: Heath, 1967.

Cita MLA (9a ed.)

Ergang, Robert. Europe Since Waterloo. 3. ed. Heath, 1967.