Gaya APA
Raygor, Alton L.. (1980).
Systems for study / Alton L. Raygor, David M. Wark .
:
New York: McGraw-Hill Book.
Gaya Chicago
Raygor, Alton L..
Systems for study / Alton L. Raygor, David M. Wark.
:
New York: McGraw-Hill Book,
1980.
Buku.
Gaya MLA
Raygor, Alton L..
Systems for study / Alton L. Raygor, David M. Wark.
:
New York: McGraw-Hill Book,
1980.
Buku.
Gaya Turabian
Raygor, Alton L..
Systems for study / Alton L. Raygor, David M. Wark.
:
New York: McGraw-Hill Book,
1980.
Buku.