एपीए उद्धरण

Campbell, D. M. (2006). How to develop a professional portfolio: A manual for teachers. Boston: Pearson.

शिकागो स्टाइल उद्धरण

Campbell, Dorothy M. How to Develop a Professional Portfolio: A Manual for Teachers. Boston: Pearson, 2006.

एमएलए उद्धरण

Campbell, Dorothy M. How to Develop a Professional Portfolio: A Manual for Teachers. Boston: Pearson, 2006.