APA (7 वां संस्करण) प्रशस्ति पत्र

Holland, P., & Johnston, W. (1987). Southern approaches: Geography in New Zealand. New Zealand Geographical Society.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Holland, P.G, और W.B Johnston. Southern Approaches: Geography in New Zealand. Christchurch, New Zealand: New Zealand Geographical Society, 1987.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Holland, P.G, और W.B Johnston. Southern Approaches: Geography in New Zealand. New Zealand Geographical Society, 1987.