APA (7th ed.) Citation

Eckardt, O. W. (1969). Strength of materials. Rinehart Press.

Chicago Style (17th ed.) Citation

Eckardt, Ottmar W. Strength of Materials. San Francisco: Rinehart Press, 1969.

MLA (9th ed.) Citation

Eckardt, Ottmar W. Strength of Materials. Rinehart Press, 1969.