Cita APA (7a ed.)

Langendoen, D. T. (1970). Essentials of english grammar. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Langendoen, D. Terence. Essentials of English Grammar. New York: Holt, Rinehart and Winston, 1970.

Cita MLA (9a ed.)

Langendoen, D. Terence. Essentials of English Grammar. Holt, Rinehart and Winston, 1970.