Heckert, J. B., & Wilson, J. D. (1967). Business budgeting and control (3rd ed.). Ronald Press.
Lua i Stíl Chicago (17ú heag.)Heckert, Josiah Brooks, agus James D. Wilson. Business Budgeting and Control. 3rd ed. New York: Ronald Press, 1967.
Lua MLA (9ú heag.)Heckert, Josiah Brooks, agus James D. Wilson. Business Budgeting and Control. 3rd ed. Ronald Press, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.