APA (7th ed.) Citation
Bok, B. J., & Bok, P. F. (1957). The Milky-Way: 3. ed. Harvard Univ. Pr.
Chicago Style (17th ed.) Citation
Bok, Bart J., and Priscilla F. Bok. The Milky-Way: 3. Ed. Cambridge, Mass: Harvard Univ. Pr, 1957.
MLA (9th ed.) Citation
Bok, Bart J., and Priscilla F. Bok. The Milky-Way: 3. Ed. Harvard Univ. Pr, 1957.
Warning: These citations may not always be 100% accurate.