APA (7th ed.) Citation

Turnill, R. (1978). The observer's spaceflight directory. F. Warne.

Chicago Style (17th ed.) Citation

Turnill, Reginald. The Observer's Spaceflight Directory. London: F. Warne, 1978.

MLA (9th ed.) Citation

Turnill, Reginald. The Observer's Spaceflight Directory. F. Warne, 1978.

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