Gaya APA
Teaching: from command to discovery. (1972).
California:
Wadsworth Publishing Company.
Gaya Chicago
Teaching: from command to discovery.
~.
California:
Wadsworth Publishing Company,
1972.
Buku.
Gaya MLA
Teaching: from command to discovery.
~.
California:
Wadsworth Publishing Company,
1972.
Buku.
Gaya Turabian
Teaching: from command to discovery.
California:
Wadsworth Publishing Company,
1972.
Buku.