Gaya APA
Travers, Robert M.W.. (1969).
An introduction to educational research / Robert M.W. Travers .
:
New York : Macmillan.
Gaya Chicago
Travers, Robert M.W..
An introduction to educational research / Robert M.W. Travers.
:
New York : Macmillan,
1969.
Buku.
Gaya MLA
Travers, Robert M.W..
An introduction to educational research / Robert M.W. Travers.
:
New York : Macmillan,
1969.
Buku.
Gaya Turabian
Travers, Robert M.W..
An introduction to educational research / Robert M.W. Travers.
:
New York : Macmillan,
1969.
Buku.