APA (7 वां संस्करण) प्रशस्ति पत्र

TEACHING ELEMENTARY SCHOOL... & MARKS, J. L. (1975). Teaching elementary school mathematics for understanding.-- ed.4. McGraw-hill.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

TEACHING ELEMENTARY SCHOOL... और John L. MARKS. Teaching Elementary School Mathematics for Understanding.-- Ed.4. New York: McGraw-hill, 1975.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

TEACHING ELEMENTARY SCHOOL... और John L. MARKS. Teaching Elementary School Mathematics for Understanding.-- Ed.4. McGraw-hill, 1975.