Cita APA (7th ed.)
Guth, H. P. (1970). Concise English handbook (3rd ed.). Wadsworth Pub. Co..
Cita Chicago (17th ed.)
Guth, Hans Paul. Concise English Handbook. 3rd ed. Belmont, Calif.: Wadsworth Pub. Co., 1970.
Cita MLA (9th ed.)
Guth, Hans Paul. Concise English Handbook. 3rd ed. Wadsworth Pub. Co., 1970.
Atenció: Aquestes cites poden no estar 100% correctes.