Cita APA (7th ed.)

Stephens, M. (1986). Practise writing (1a. ed.). Longman.

Cita Chicago (17th ed.)

Stephens, Mary. Practise Writing. 1a. ed. Essex: Longman, 1986.

Cita MLA (9th ed.)

Stephens, Mary. Practise Writing. 1a. ed. Longman, 1986.