APA način citiranja

Bernard Lovell. (1968). Our present knowledge of the universe. Massachussetts: Harvard Univ.

Čikaški stil citiranja

Bernard Lovell. Our Present Knowledge of the Universe. Massachussetts: Harvard Univ, 1968.

MLA način citiranja

Bernard Lovell. Our Present Knowledge of the Universe. Massachussetts: Harvard Univ, 1968.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.