APA Citatie

Booulding, K. E. (1964). The meaning of the Twentieth Century. Higginbothams.

Chicago Style citaat

Booulding, Kenneth E. The Meaning of the Twentieth Century. Madras: Higginbothams, 1964.

MLA citatie

Booulding, Kenneth E. The Meaning of the Twentieth Century. Higginbothams, 1964.

Let op: Deze citaties zijn niet altijd 100% accuraat.