APA引文

Robert C. Gardner & Lambert, W. E. (1972). Attitudes and motivation in second-language learning. Newbury House Pub.

Chicago Style (17th ed.) Citation

Robert C. Gardner and Wallace E. Lambert. Attitudes and Motivation in Second-language Learning. Rowley, Mass: Newbury House Pub, 1972.

MLA引文

Robert C. Gardner and Wallace E. Lambert. Attitudes and Motivation in Second-language Learning. Newbury House Pub, 1972.