APA (7th ed.) Zitazioa
Larson, B. (1967). Groups that work: The missing ingredient. Zondervan Pub. House.
Chicago Style (17th ed.) Zitazioa
Larson, Bruce. Groups That Work: The Missing Ingredient. Grand Rapids: Zondervan Pub. House, 1967.
MLA (9th ed.) Zitazioa
Larson, Bruce. Groups That Work: The Missing Ingredient. Zondervan Pub. House, 1967.
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