APA (7th ed.) Citation

Krogdahl, W. S. (1952). The astronomical universe .. The Macmillan Company.

Chicago Style (17th ed.) Citation

Krogdahl, Wasley S. The Astronomical Universe .. New York: The Macmillan Company, 1952.

MLA (8th ed.) Citation

Krogdahl, Wasley S. The Astronomical Universe .. The Macmillan Company, 1952.

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