Cita APA (7a ed.)

Cook, V. (1986). Experimental approaches to second language learning. Pergamon Institute of English.

Cita Chicago Style (17a ed.)

Cook, Vivian. Experimental Approaches to Second Language Learning. Oxford [etc.]: Pergamon Institute of English, 1986.

Cita MLA (9a ed.)

Cook, Vivian. Experimental Approaches to Second Language Learning. Pergamon Institute of English, 1986.