APA (7 वां संस्करण) प्रशस्ति पत्र

Foss, G. (1991). How to paint: A course in the art of oil painting. Watson-Guptill.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Foss, Gloria. How to Paint: A Course in the Art of Oil Painting. New York: Watson-Guptill, 1991.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Foss, Gloria. How to Paint: A Course in the Art of Oil Painting. Watson-Guptill, 1991.