Gaya APA
Modern methods in secondary education. (1979).
New York:
Holt, Rinehart and Winston.
Gaya Chicago
Modern methods in secondary education.
4th ed..
New York:
Holt, Rinehart and Winston,
1979.
Buku.
Gaya MLA
Modern methods in secondary education.
4th ed..
New York:
Holt, Rinehart and Winston,
1979.
Buku.
Gaya Turabian
Modern methods in secondary education.
New York:
Holt, Rinehart and Winston,
1979.
Buku.