APA (7th ed.) Citation

Christiansen, W. N., & Högbom, J. A. (1969). Radiotelescopes. Cambridge U.P..

Chicago Style (17th ed.) Citation

Christiansen, W. N., and J. A. Högbom. Radiotelescopes. London: Cambridge U.P., 1969.

MLA (9th ed.) Citation

Christiansen, W. N., and J. A. Högbom. Radiotelescopes. Cambridge U.P., 1969.

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