APA (7th ed.) Citation

Langsam, W. C. (1958). Historic documents of World War II. Van Nostrand.

Chicago Style (17th ed.) Citation

Langsam, Walter Consuelo. Historic Documents of World War II. Princeton, N.J.: Van Nostrand, 1958.

MLA (8th ed.) Citation

Langsam, Walter Consuelo. Historic Documents of World War II. Van Nostrand, 1958.