APA (7th ed.) Citation

Johnson, B. K. (1945). Practical optics. Hatton Press.

Chicago Style (17th ed.) Citation

Johnson, B. K. Practical Optics. Lond: Hatton Press, 1945.

MLA (8th ed.) Citation

Johnson, B. K. Practical Optics. Hatton Press, 1945.

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