Schoderbek, P. P. (1971). Management systems: The system concepts, management informations system, system applications (2nd ed.). Wiley Eastern.
استشهاد بنمط شيكاغوSchoderbek, Peter P. Management Systems: The System Concepts, Management Informations System, System Applications. 2nd ed. New York: Wiley Eastern, 1971.
MLA استشهادSchoderbek, Peter P. Management Systems: The System Concepts, Management Informations System, System Applications. 2nd ed. Wiley Eastern, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.