Gaya APA
Models of Teaching. (1980).
New Jersey:
prentice-hall.
Gaya Chicago
Models of Teaching.
2.
New Jersey:
prentice-hall,
1980.
Buku.
Gaya MLA
Models of Teaching.
2.
New Jersey:
prentice-hall,
1980.
Buku.
Gaya Turabian
Models of Teaching.
New Jersey:
prentice-hall,
1980.
Buku.