APA (7 वां संस्करण) प्रशस्ति पत्र

Smith GM. (1950). The freshwater algae of the United States (2nd ed.). McGraw-Hill Book Co.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Smith GM. The Freshwater Algae of the United States. 2nd ed. New York, New York: McGraw-Hill Book Co, 1950.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Smith GM. The Freshwater Algae of the United States. 2nd ed. McGraw-Hill Book Co, 1950.