Spar, J. (1962). Earth, sea, and air: A survey of the geophysical sciences. Addison-Wesley Publishing Company.
Čikaški stil citiranja (17. izdanje)Spar, Jerome. Earth, Sea, and Air: A Survey of the Geophysical Sciences. Reading, Massachusetts: Addison-Wesley Publishing Company, 1962.
MLA način citiranja (9. izdanje)Spar, Jerome. Earth, Sea, and Air: A Survey of the Geophysical Sciences. Addison-Wesley Publishing Company, 1962.
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