Ruegg, D. L., & Venkatrathnam, L. M. (2003). Bookkeeping basics: What every nonprofit bookkeeper needs to know. A.H. Wilder Foundation.
Παραπομπή σε μορφή Chicago (17η εκδ.)Ruegg, Debra L., και Lisa M. Venkatrathnam. Bookkeeping Basics: What Every Nonprofit Bookkeeper Needs to Know. Saint Paul, Minn.: A.H. Wilder Foundation, 2003.
Παραπομπή σε μορφή MLA (8th εκδ.)Ruegg, Debra L., και Lisa M. Venkatrathnam. Bookkeeping Basics: What Every Nonprofit Bookkeeper Needs to Know. A.H. Wilder Foundation, 2003.
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