Gaya APA
Kusumo, Iskandar Wiryo. (1989).
Instructional design and development .
Jakarta:
P2LPTK Dikti Depdikbud.
Gaya Chicago
Kusumo, Iskandar Wiryo.
Instructional design and development.
Jakarta:
P2LPTK Dikti Depdikbud,
1989.
Text.
Gaya MLA
Kusumo, Iskandar Wiryo.
Instructional design and development.
Jakarta:
P2LPTK Dikti Depdikbud,
1989.
Text.
Gaya Turabian
Kusumo, Iskandar Wiryo.
Instructional design and development.
Jakarta:
P2LPTK Dikti Depdikbud,
1989.
Print.