APA (7th ed.) Citation

Bishop, M. S., Sutherland, B., & Lewis, P. G. (1981). Focus on earth science. Merrill.

Chicago Style (17th ed.) Citation

Bishop, Margaret S., Berry Sutherland, and Phyllis G. Lewis. Focus on Earth Science. Columbus, Ohio: Merrill, 1981.

MLA (9th ed.) Citation

Bishop, Margaret S., et al. Focus on Earth Science. Merrill, 1981.