Παραπομπή APA

Allred, J. (1979). The measurement of library services: An appraisal of current problems and possibilities / by John Allred. Bradford: MCB Publ..

Παραπομπή Chicago Style

Allred, John. The Measurement of Library Services: An Appraisal of Current Problems and Possibilities / By John Allred. Bradford: MCB Publ., 1979.

Παραπομπή MLA

Allred, John. The Measurement of Library Services: An Appraisal of Current Problems and Possibilities / By John Allred. Bradford: MCB Publ., 1979.

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