Gaya APA
Richards, Jack C. (1966).
Teachers as course developers .
Amerika:
Cambridge.
Gaya Chicago
Richards, Jack C.
Teachers as course developers.
Amerika:
Cambridge,
1966.
Buku.
Gaya MLA
Richards, Jack C.
Teachers as course developers.
Amerika:
Cambridge,
1966.
Buku.
Gaya Turabian
Richards, Jack C.
Teachers as course developers.
Amerika:
Cambridge,
1966.
Buku.