APA

Hawley R. C., Hawley I. L., . (1975). Human values in the classroom: a handbook for teachers. New York: Hart Pub. Co.

Chicago

Hawley Robert C, Hawley Isabel L, . 1975. Human values in the classroom: a handbook for teachers. New York: Hart Pub. Co.

Harvard

Hawley R. C., Hawley I. L., . (1975). Human values in the classroom: a handbook for teachers. New York: Hart Pub. Co.

MLA

Hawley Robert C, Hawley Isabel L, . Human values in the classroom: a handbook for teachers. New York: Hart Pub. Co. 1975.