Gaya APA
Dott, Robert H., Batten, Roger L.. (1981).
Evolution of the earth .
America:
Mcgraw-hill book company.
Gaya Chicago
Dott, Robert H., Batten, Roger L..
Evolution of the earth.
America:
Mcgraw-hill book company,
1981.
Text.
Gaya MLA
Dott, Robert H., Batten, Roger L..
Evolution of the earth.
America:
Mcgraw-hill book company,
1981.
Text.
Gaya Turabian
Dott, Robert H., Batten, Roger L..
Evolution of the earth.
America:
Mcgraw-hill book company,
1981.
Print.