APA

Salk J., Salk J., . (1982). World population and human values: a new reality. New York [etc.]: Harper & Row, Publishers.

Chicago

Salk Jonas, Salk Jonathan, . 1982. World population and human values: a new reality. New York [etc.]: Harper & Row, Publishers.

Harvard

Salk J., Salk J., . (1982). World population and human values: a new reality. New York [etc.]: Harper & Row, Publishers.

MLA

Salk Jonas, Salk Jonathan, . World population and human values: a new reality. New York [etc.]: Harper & Row, Publishers. 1982.