Prabhat Kumar Verma. (1994). Operational efficiency and management (1st.). Arihant.
استشهاد بنمط شيكاغوPrabhat Kumar Verma. Operational Efficiency and Management. 1st. Jaipur: Arihant, 1994.
MLA استشهادPrabhat Kumar Verma. Operational Efficiency and Management. 1st. Arihant, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.