APA

Fink A. E., . (1949). The field of social work. New York: Holt.

Chicago

Fink Arthur E, . 1949. The field of social work. New York: Holt.

Harvard

Fink A. E., . (1949). The field of social work. New York: Holt.

MLA

Fink Arthur E, . The field of social work. New York: Holt. 1949.