APA (7th ed.) Citation

Hosmer, G. L. (1937). Practical astronomy: A textbook for engineering schools and a manual of field methods (3d ed.). J. Wiley & sons, inc.; Chapman & Hall, limited.

Chicago Style (17th ed.) Citation

Hosmer, George L. Practical Astronomy: A Textbook for Engineering Schools and a Manual of Field Methods. 3d ed. New York : London: J. Wiley & sons, inc.; Chapman & Hall, limited, 1937.

MLA (9th ed.) Citation

Hosmer, George L. Practical Astronomy: A Textbook for Engineering Schools and a Manual of Field Methods. 3d ed. J. Wiley & sons, inc.; Chapman & Hall, limited, 1937.