APA (7th ed.) Citation

(1995). Earth science software directory: A comprehensive directory of computer software related to the earth sciences (7th ed.). Gibbs Associates.

Chicago Style (17th ed.) Citation

Earth Science Software Directory: A Comprehensive Directory of Computer Software Related to the Earth Sciences. 7th ed. Colorado: Gibbs Associates, 1995.

MLA (8th ed.) Citation

Earth Science Software Directory: A Comprehensive Directory of Computer Software Related to the Earth Sciences. 7th ed. Gibbs Associates, 1995.

Warning: These citations may not always be 100% accurate.