APA (7 वां संस्करण) प्रशस्ति पत्र

- & KLEVINS, C. [. (1976). Materials and methods: In continuing educations. Klevens Pub.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

- और Chester [Ed.] KLEVINS. Materials and Methods: In Continuing Educations. New York: Klevens Pub, 1976.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

- और Chester [Ed.] KLEVINS. Materials and Methods: In Continuing Educations. Klevens Pub, 1976.