Kooiman Hosier, H. (1977). Profiles: People who are helping to change the world. Hawthorn Books.
Style de citation Chicago (17e éd.)Kooiman Hosier, Helen. Profiles: People Who Are Helping to Change the World. New York: Hawthorn Books, 1977.
Style de citation MLA (8e éd.)Kooiman Hosier, Helen. Profiles: People Who Are Helping to Change the World. Hawthorn Books, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.