Cita APA (7th ed.)

Wren, P. (1964). High school english grammar & composition (60th.). K & J Cooper.

Cita Chicago (17th ed.)

Wren, P. High School English Grammar & Composition. 60th. Bombay: K & J Cooper, 1964.

Cita MLA (9th ed.)

Wren, P. High School English Grammar & Composition. 60th. K & J Cooper, 1964.

Atenció: Aquestes cites poden no estar 100% correctes.