APA (7 वां संस्करण) प्रशस्ति पत्र

SINGJ AVTAR. (2000). PRINCIPLES OF THE LAW OF SALE OF GOODS AND HIRE PURCHASE. EASTERN BOOK.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

SINGJ AVTAR. PRINCIPLES OF THE LAW OF SALE OF GOODS AND HIRE PURCHASE. LUCKNOW: EASTERN BOOK, 2000.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

SINGJ AVTAR. PRINCIPLES OF THE LAW OF SALE OF GOODS AND HIRE PURCHASE. EASTERN BOOK, 2000.

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