Gaya APA

Halpin, M, D, J. (2005). Bookeeping for nonprofit a step.by.step guide to nonprofit accounting . San fransisco: John Wiley & Sons, Inc.

Gaya MLA

Halpin, Murray, Dropkin;, James. "Bookeeping for nonprofit a step.by.step guide to nonprofit accounting". San fransisco: John Wiley & Sons, Inc, 2005. Text.