Gaya APA
Gregory, George Granville. (1966).
Sciantific Education for Success in Life (Cet. 1.--).
California:
Social Science.
Gaya Chicago
Gregory, George Granville.
Sciantific Education for Success in Life.
Cet. 1.--
California:
Social Science,
1966.
Text.
Gaya MLA
Gregory, George Granville.
Sciantific Education for Success in Life.
Cet. 1.--
California:
Social Science,
1966.
Text.
Gaya Turabian
Gregory, George Granville.
Sciantific Education for Success in Life.
Cet. 1.--
California:
Social Science,
1966.
Print.