APA (7th ed.) Citation

Sonnenberg, G. J. (1951). Radar and electronic navigation. D. Van Nostrand.

Chicago Style (17th ed.) Citation

Sonnenberg, Gerrit Jacobus. Radar and Electronic Navigation. New York: D. Van Nostrand, 1951.

MLA (9th ed.) Citation

Sonnenberg, Gerrit Jacobus. Radar and Electronic Navigation. D. Van Nostrand, 1951.