Penggayaan APA
Teaching and learning at a distance. (2000).
Ohio:
Merril.
Chicago Style
Teaching and learning at a distance.
.
Ohio:
Merril,
2000.
Text.
MLA Style
Teaching and learning at a distance.
.
Ohio:
Merril,
2000.
Text.
Turabian Style
Teaching and learning at a distance.
Ohio:
Merril,
2000.
Print.