APA (7th ed.) Citation

MacGowan, R. A., & Ordway, F. I., III. (1966). Intelligence in the universe. Prentice-Hall.

Chicago Style (17th ed.) Citation

MacGowan, Roger A., and Frederick I. Ordway, III. Intelligence in the Universe. Englewood Cliffs, N.J.: Prentice-Hall, 1966.

MLA (9th ed.) Citation

MacGowan, Roger A., and Frederick I. Ordway, III. Intelligence in the Universe. Prentice-Hall, 1966.