Gaya APA

Douma, J., Kloosterman, N, D. (2003). Responsible Conduct : Principles of Christian Ethics (1). : P & R Publishing.

Gaya MLA

Douma, Jochem., Kloosterman, Nelson, D.. "Responsible Conduct : Principles of Christian Ethics". 1 : P & R Publishing, 2003. Non Fiction.