APA (7th ed.) Citation

Hellwig,Gunter. (1964). Partial differential equations: An introduction (1st English translated edition.). Blaisdell Pub. Co.

Chicago Style (17th ed.) Citation

Hellwig,Gunter. Partial Differential Equations: An Introduction. 1st English translated edition. New York: Blaisdell Pub. Co, 1964.

MLA (9th ed.) Citation

Hellwig,Gunter. Partial Differential Equations: An Introduction. 1st English translated edition. Blaisdell Pub. Co, 1964.

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