Willis, B. (1993). Distance education: A practical guide (1. printing.). Educational Technology Publ.
Chicago Style (17th ed.) CitationWillis, Barry. Distance Education: A Practical Guide. 1. printing. Englewood Cliffs, N.J: Educational Technology Publ, 1993.
MLA (9th ed.) CitationWillis, Barry. Distance Education: A Practical Guide. 1. printing. Educational Technology Publ, 1993.
Warning: These citations may not always be 100% accurate.