एपीए उद्धरण

Ritchie, R. Profiling in Primary Schools: A Handbook for teachers.

शिकागो स्टाइल उद्धरण

Ritchie, Ron. Profiling in Primary Schools: A Handbook for Teachers. London, Cassell.

एमएलए उद्धरण

Ritchie, Ron. Profiling in Primary Schools: A Handbook for Teachers.