Style de citation APA (7e éd.)
Richards, L. (1973). 99 ways to start a study group and keep it growing. Zondervan Pub. House.
Style de citation Chicago (17e éd.)
Richards, Larry. 99 Ways to Start a Study Group and Keep It Growing. Grand Rapids, Mich.: Zondervan Pub. House, 1973.
Style de citation MLA (9e éd.)
Richards, Larry. 99 Ways to Start a Study Group and Keep It Growing. Zondervan Pub. House, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.