APA (7th ed.) Citation

Günther, P. (1988). Huygens' principle and hyperbolic equations. Academic Press.

Chicago Style (17th ed.) Citation

Günther, Paul. Huygens' Principle and Hyperbolic Equations. Boston: Academic Press, 1988.

MLA (9th ed.) Citation

Günther, Paul. Huygens' Principle and Hyperbolic Equations. Academic Press, 1988.

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