Batchelor, D., & Tooker, M. (1991). The Richest Caveman: The Doug Batchelor story. A montain Ministry Publication.
Citazione stile Chigago Style (17a edizione)Batchelor, Doug, e Marilyn Tooker. The Richest Caveman: The Doug Batchelor Story. Sacramento, CA: A montain Ministry Publication, 1991.
Citatione MLA (9a ed.)Batchelor, Doug, e Marilyn Tooker. The Richest Caveman: The Doug Batchelor Story. A montain Ministry Publication, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.