Cita APA

Harbarger, S. A. (1934). English for engineers (3a. ed.). New York: McGraw-Hill.

Citación estilo Chicago

Harbarger, S. A. English for Engineers. 3a. ed. New York: McGraw-Hill, 1934.

Cita MLA

Harbarger, S. A. English for Engineers. 3a. ed. New York: McGraw-Hill, 1934.