Gaya APA
O'Neil, Harold. (1979).
Procedures for instructional systems development .
New York:
Academic Press.
Gaya Chicago
O'Neil, Harold.
Procedures for instructional systems development.
New York:
Academic Press,
1979.
Text.
Gaya MLA
O'Neil, Harold.
Procedures for instructional systems development.
New York:
Academic Press,
1979.
Text.
Gaya Turabian
O'Neil, Harold.
Procedures for instructional systems development.
New York:
Academic Press,
1979.
Print.