APA aipamena

Collins, G. R. (1992). You can make a difference: 14 principles for influencing lives. Zondervan Publishing House.

Chicago Style aipamena

Collins, Gary R. You Can Make a Difference: 14 Principles for Influencing Lives. Grand Rapids, MI: Zondervan Publishing House, 1992.

MLA aipamena

Collins, Gary R. You Can Make a Difference: 14 Principles for Influencing Lives. Zondervan Publishing House, 1992.