APA (7th ed.) Citation

National Geographic Society. (2002). Earth materials and processes. Glencoe/McGraw-Hill.

Chicago Style (17th ed.) Citation

National Geographic Society. Earth Materials and Processes. Columbus, OH: Glencoe/McGraw-Hill, 2002.

MLA (8th ed.) Citation

National Geographic Society. Earth Materials and Processes. Glencoe/McGraw-Hill, 2002.

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