Cita APA (7a ed.)

Cowdrey, I. H., & Bartholomew, E. L. (1953). Introductory engineering materials. McGraw-Hill Book Company..

Cita Chicago Style (17a ed.)

Cowdrey, Irving Henry, y Edward L. Bartholomew. Introductory Engineering Materials. Nueva York: McGraw-Hill Book Company., 1953.

Cita MLA (9a ed.)

Cowdrey, Irving Henry, y Edward L. Bartholomew. Introductory Engineering Materials. McGraw-Hill Book Company., 1953.