Cita APA (7a ed.)

Lovell, S. B. (1967). Our present, knowledge of the Universe. Univ. Press.

Cita Chicago Style (17a ed.)

Lovell, Sir Bernard. Our Present, Knowledge of the Universe. Australia, Melbourne: Univ. Press, 1967.

Cita MLA (9a ed.)

Lovell, Sir Bernard. Our Present, Knowledge of the Universe. Univ. Press, 1967.