APA

SVAN M., WALTER C., . (1990). The new Cambridge English course. New York: Cambridge Univ. Press.

Chicago

SVAN Michael, WALTER Catherine, . 1990. The new Cambridge English course. New York: Cambridge Univ. Press.

Harvard

SVAN M., WALTER C., . (1990). The new Cambridge English course. New York: Cambridge Univ. Press.

MLA

SVAN Michael, WALTER Catherine, . The new Cambridge English course. New York: Cambridge Univ. Press. 1990.