VARMA PRAMOD. (1981). MANAGERS & WORKERS IN ENGINEERING INDUSTRIES. ACADEMIC BOOK CENTRE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVARMA PRAMOD. MANAGERS & WORKERS IN ENGINEERING INDUSTRIES. AHMEDABAD: ACADEMIC BOOK CENTRE, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVARMA PRAMOD. MANAGERS & WORKERS IN ENGINEERING INDUSTRIES. ACADEMIC BOOK CENTRE, 1981.
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