APA (7th ed.) Citation

Cohen, N. H. (1986). Ada as a second language (1. print.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Cohen, Norman H. Ada as a Second Language. 1. print. New York [u.a.]: McGraw-Hill, 1986.

MLA (9th ed.) Citation

Cohen, Norman H. Ada as a Second Language. 1. print. McGraw-Hill, 1986.