BOOK CORPORATION. (1986). EMPLOYEES PROVIDENT FUND WITH EXPL.NOTES. BOOK CORPORATION.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBOOK CORPORATION. EMPLOYEES PROVIDENT FUND WITH EXPL.NOTES. CALCUTTA: BOOK CORPORATION, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBOOK CORPORATION. EMPLOYEES PROVIDENT FUND WITH EXPL.NOTES. BOOK CORPORATION, 1986.
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