Gaya APA
Beiser, Arthur, Krauskopf, Konrad B.. (1975).
Introduction to earth science .
New York:
McGraw-Hill.
Gaya Chicago
Beiser, Arthur, Krauskopf, Konrad B..
Introduction to earth science.
New York:
McGraw-Hill,
1975.
Text.
Gaya MLA
Beiser, Arthur, Krauskopf, Konrad B..
Introduction to earth science.
New York:
McGraw-Hill,
1975.
Text.
Gaya Turabian
Beiser, Arthur, Krauskopf, Konrad B..
Introduction to earth science.
New York:
McGraw-Hill,
1975.
Print.