Asch, D., & Kaye, G. R. (1996). Financial planning: Profit improvement through modelling (2nd ed.). Kogan page.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Asch, David, و G Roland Kaye. Financial Planning: Profit Improvement Through Modelling. 2nd ed. london: Kogan page, 1996.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Asch, David, و G Roland Kaye. Financial Planning: Profit Improvement Through Modelling. 2nd ed. Kogan page, 1996.