APA

Kalmanson K., Kenschaft P. C., . (1978). Mathematics, a practical approach. New York: Worth Publishers.

Chicago

Kalmanson Kenneth, Kenschaft Patricia C, . 1978. Mathematics, a practical approach. New York: Worth Publishers.

Harvard

Kalmanson K., Kenschaft P. C., . (1978). Mathematics, a practical approach. New York: Worth Publishers.

MLA

Kalmanson Kenneth, Kenschaft Patricia C, . Mathematics, a practical approach. New York: Worth Publishers. 1978.