Gaya APA
Burrus, Thomas L,, Spiegel, Herbert J. (1980).
EARTH IN CRISIS : an introduction to the earth sciences (Second Edition).
St. Louis:
Mosby Company.
Gaya Chicago
Burrus, Thomas L,, Spiegel, Herbert J.
EARTH IN CRISIS : an introduction to the earth sciences.
Second Edition
St. Louis:
Mosby Company,
1980.
Text.
Gaya MLA
Burrus, Thomas L,, Spiegel, Herbert J.
EARTH IN CRISIS : an introduction to the earth sciences.
Second Edition
St. Louis:
Mosby Company,
1980.
Text.
Gaya Turabian
Burrus, Thomas L,, Spiegel, Herbert J.
EARTH IN CRISIS : an introduction to the earth sciences.
Second Edition
St. Louis:
Mosby Company,
1980.
Print.