Gaya APA
Bullard, J, R., E, M.
(1984).
Audiovisual fundamentals
(
Ed.3rd)
.
Dubuque Iowa:
Wm. C. Brown.
Gaya MLA
Bullard, Jhon, R., E, Mether,Calvin.
"Audiovisual fundamentals".
Ed.3rd
Dubuque Iowa:
Wm. C. Brown,
1984.
Text.