APA (7 वां संस्करण) प्रशस्ति पत्र

Bamber, C. J. (1976). Plants of the Punjab: A descriptive key to the flora of the Punjab, North-west Frontier Province, and Kashmir. Bishen Singh Mahendra Pal Singh ; Periodical Experts.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bamber, Charles James. Plants of the Punjab: A Descriptive Key to the Flora of the Punjab, North-west Frontier Province, and Kashmir. Dehra Dun : Delhi: Bishen Singh Mahendra Pal Singh ; Periodical Experts, 1976.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Bamber, Charles James. Plants of the Punjab: A Descriptive Key to the Flora of the Punjab, North-west Frontier Province, and Kashmir. Bishen Singh Mahendra Pal Singh ; Periodical Experts, 1976.

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