Gaya APA

WESTLING, D, L., FOX, L. (2000). Teaching student with severe disabilities (2nd ed.). Upper Saddle River: Prentice-Hall.

Gaya MLA

WESTLING, David, L.., FOX, Lise. "Teaching student with severe disabilities". 2nd ed. Upper Saddle River: Prentice-Hall, 2000. Text.