APA (7th ed.) Citation

Roysdon, C., & Khatri, L. A. (1978). American engineers of the nineteenth century: A biographical index. Garland Pub..

Chicago Style (17th ed.) Citation

Roysdon, Christine, and Linda A. Khatri. American Engineers of the Nineteenth Century: A Biographical Index. New York: Garland Pub., 1978.

MLA (8th ed.) Citation

Roysdon, Christine, and Linda A. Khatri. American Engineers of the Nineteenth Century: A Biographical Index. Garland Pub., 1978.