APA (7th ed.) Citation

Boler, F. M., Klein, D. K., & Kleinkopf, M. D. (1982). Bouguer gravity map of the Pueblo 1⁰ x 2⁰ quadrangle, south-central Colorado. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Boler, Frances M., D. K. Klein, and M. Dean Kleinkopf. Bouguer Gravity Map of the Pueblo 1⁰ X 2⁰ Quadrangle, South-central Colorado. Reston, Va.: U.S. Geological Survey, 1982.

MLA (9th ed.) Citation

Boler, Frances M., et al. Bouguer Gravity Map of the Pueblo 1⁰ X 2⁰ Quadrangle, South-central Colorado. U.S. Geological Survey, 1982.