APA (7 वां संस्करण) प्रशस्ति पत्र

Nagar, P. (1977). Lala Lajpat Rai: The man and his ideas. Manohar Book Service.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Nagar, Purushottam. Lala Lajpat Rai: The Man and His Ideas. New Delhi: Manohar Book Service, 1977.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Nagar, Purushottam. Lala Lajpat Rai: The Man and His Ideas. Manohar Book Service, 1977.