Gaya APA

Sargeant, A., Jay, E. (2004). Building donor loyalty : the fundraiser's guide to increasing lifetime value / Adrian Sargeant, Elaine Jay . San Francisco: Jossey-Bass.

Gaya MLA

Sargeant, Adrian., Jay, Elaine.. "Building donor loyalty : the fundraiser's guide to increasing lifetime value / Adrian Sargeant, Elaine Jay". San Francisco: Jossey-Bass, 2004. Buku.