APA (7th ed.) Citation

Firsoff, V. A. (1968). The interior planets. Oliver & Boyd.

Chicago Style (17th ed.) Citation

Firsoff, V. A. The Interior Planets. Edinburgh, London: Oliver & Boyd, 1968.

MLA (8th ed.) Citation

Firsoff, V. A. The Interior Planets. Oliver & Boyd, 1968.

Warning: These citations may not always be 100% accurate.