APA (7 वां संस्करण) प्रशस्ति पत्र

Downs, W. M., & Wright, L. A. (1998). Playwriting from formula to form: A guide to writing a play. Harcourt Brace College Publishers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Downs, William Missouri, और Lou Anne Wright. Playwriting from Formula to Form: A Guide to Writing a Play. Forth Worth, Tex: Harcourt Brace College Publishers, 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Downs, William Missouri, और Lou Anne Wright. Playwriting from Formula to Form: A Guide to Writing a Play. Harcourt Brace College Publishers, 1998.