APA (7th ed.) Citation

Berg, R. M., & Fredrick, L. W. (1978). Descriptive astronomy. D. Van Nostrand Company.

Chicago Style (17th ed.) Citation

Berg, Rebecca M., and Laurence W. Fredrick. Descriptive Astronomy. New York [etc.]: D. Van Nostrand Company, 1978.

MLA (9th ed.) Citation

Berg, Rebecca M., and Laurence W. Fredrick. Descriptive Astronomy. D. Van Nostrand Company, 1978.

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