APA (7th ed.) Citation

Nixon, G. T., Demant, A., Armstrong, R. L., & Harakal, J. E. (1987). K-ar and geologic data bearing on the age and evolution of the Trans-Mexican Volcanic Belt. Universidad Nacional Autónoma de México, Instituto de Geofísica.

Chicago Style (17th ed.) Citation

Nixon, G. T., A. Demant, R. L. Armstrong, and J. E. Harakal. K-ar and Geologic Data Bearing on the Age and Evolution of the Trans-Mexican Volcanic Belt. Universidad Nacional Autónoma de México, Instituto de Geofísica, 1987.

MLA (9th ed.) Citation

Nixon, G. T., et al. K-ar and Geologic Data Bearing on the Age and Evolution of the Trans-Mexican Volcanic Belt. Universidad Nacional Autónoma de México, Instituto de Geofísica, 1987.