Cita APA (7th ed.)

Guth, H. P. (1973). English for a new generation. McGraw-Hill.

Cita Chicago (17th ed.)

Guth, Hans P. English for a New Generation. New York: McGraw-Hill, 1973.

Cita MLA (8th ed.)

Guth, Hans P. English for a New Generation. McGraw-Hill, 1973.