Style de citation APA (7e éd.)

Havighurst, R. J. (1972). Development tasks and education (3rd ed.). David McKay Company, Inc..

Style de citation Chicago (17e éd.)

Havighurst, Robert James. Development Tasks and Education. 3rd ed. New york: David McKay Company, Inc., 1972.

Style de citation MLA (8e éd.)

Havighurst, Robert James. Development Tasks and Education. 3rd ed. David McKay Company, Inc., 1972.

Attention : ces citations peuvent ne pas être correctes à 100%.