Gaya APA
Espich, James E., Williams, Bill. (1967).
Developing Programmed Instructional Materials : A Handbook for Program Writers .
Belmont, California, USA:
Fearon Publishers.
Gaya Chicago
Espich, James E., Williams, Bill.
Developing Programmed Instructional Materials : A Handbook for Program Writers.
Belmont, California, USA:
Fearon Publishers,
1967.
Academic.
Gaya MLA
Espich, James E., Williams, Bill.
Developing Programmed Instructional Materials : A Handbook for Program Writers.
Belmont, California, USA:
Fearon Publishers,
1967.
Academic.
Gaya Turabian
Espich, James E., Williams, Bill.
Developing Programmed Instructional Materials : A Handbook for Program Writers.
Belmont, California, USA:
Fearon Publishers,
1967.
Academic.