Evans, H. L. (1936). A world of people: A study of the world friendship attitudes of 600 intermediates. Presbyterian Board of Christian Education.
Chicago-Zitierstil (17. Ausg.)Evans, Hazel L. A World of People: A Study of the World Friendship Attitudes of 600 Intermediates. Philadelphia: Presbyterian Board of Christian Education, 1936.
MLA-Zitierstil (8. Ausg.)Evans, Hazel L. A World of People: A Study of the World Friendship Attitudes of 600 Intermediates. Presbyterian Board of Christian Education, 1936.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.