APA (7th ed.) Citation

Larsen, E. (1969). Lasers work like this. J. M. Dent.

Chicago Style (17th ed.) Citation

Larsen, Egon. Lasers Work like This. London: J. M. Dent, 1969.

MLA (9th ed.) Citation

Larsen, Egon. Lasers Work like This. J. M. Dent, 1969.

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