Gaya APA
Carrington, Richard. (1961).
A Guide To Earth History (The Story Of Our Earth) .
New York:
The New American Library.
Gaya Chicago
Carrington, Richard.
A Guide To Earth History (The Story Of Our Earth).
New York:
The New American Library,
1961.
Text.
Gaya MLA
Carrington, Richard.
A Guide To Earth History (The Story Of Our Earth).
New York:
The New American Library,
1961.
Text.
Gaya Turabian
Carrington, Richard.
A Guide To Earth History (The Story Of Our Earth).
New York:
The New American Library,
1961.
Print.