APA

Krantz H., . (1981). Discovering American English, reading. New York: Macmillan.

Chicago

Krantz Harriet, . 1981. Discovering American English, reading. New York: Macmillan.

Harvard

Krantz H., . (1981). Discovering American English, reading. New York: Macmillan.

MLA

Krantz Harriet, . Discovering American English, reading. New York: Macmillan. 1981.