Cita APA (7a ed.)

Chappell, M. H. (1976). The Place of Reference Service in Ranganathan's Theory of Librarianship.

Cita Chicago Style (17a ed.)

Chappell, Marcia H. The Place of Reference Service in Ranganathan's Theory of Librarianship. 1976.

Cita MLA (9a ed.)

Chappell, Marcia H. The Place of Reference Service in Ranganathan's Theory of Librarianship. 1976.