Gaya APA

;, R., D., A., U. (1984). An Analysis of Radiographic Quality : Lab Manual and Workbook Second Edition (2 th ed.). Maryland USA: Aspen Pub. Inc..

Gaya MLA

;, R., D., A., U.. An Analysis of Radiographic Quality : Lab Manual and Workbook Second Edition. 2 th ed. Maryland USA: Aspen Pub. Inc., 1984. Text.