APA Citation

(1976). New Frontiers in second language learning (2a. ed.). Estados Unidos: Newbury House Publishers, inc..

Chicago Style Citation

New Frontiers in Second Language Learning. 2a. ed. Estados Unidos: Newbury House Publishers, inc., 1976.

MLA Citation

New Frontiers in Second Language Learning. 2a. ed. Estados Unidos: Newbury House Publishers, inc., 1976.

Warning: These citations may not always be 100% accurate.