Cita APA (7th ed.)

Stagerberg, N. C. (1971). An Introductory English Grammar (2.). Holt, Rinehart and Winston.

Cita Chicago (17th ed.)

Stagerberg, Norman C. An Introductory English Grammar. 2. New York, Estados Unidos: Holt, Rinehart and Winston, 1971.

Cita MLA (9th ed.)

Stagerberg, Norman C. An Introductory English Grammar. 2. Holt, Rinehart and Winston, 1971.