APA (7 वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, & Felker, E. C. (2009). HUD housing programs for persons with disabilities. Nova Science Publishers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, और Ervin C. Felker. HUD Housing Programs for Persons with Disabilities. New York: Nova Science Publishers, 2009.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, और Ervin C. Felker. HUD Housing Programs for Persons with Disabilities. Nova Science Publishers, 2009.