Gaya APA

GURLEY, L, T., CALLAWAY, W, J. (2011). Introduction to radiologic technology (7th ed.). Maryland Heights: Elsevier.

Gaya MLA

GURLEY, LaVerne, Tolley., CALLAWAY, William, J.. "Introduction to radiologic technology". 7th ed. Maryland Heights: Elsevier, 2011. Buku.