APA

Tourtelot E. H., United States Geological Survey, . (1970). Selected annotated bibliography of minor-element content of marine black shales and related sedimentary rocks 1930-65. Washington: United States Government Printing Office.

Chicago

Tourtelot Elizabeth H, United States Geological Survey, . 1970. Selected annotated bibliography of minor-element content of marine black shales and related sedimentary rocks 1930-65. Washington: United States Government Printing Office.

Harvard

Tourtelot E. H., United States Geological Survey, . (1970). Selected annotated bibliography of minor-element content of marine black shales and related sedimentary rocks 1930-65. Washington: United States Government Printing Office.

MLA

Tourtelot Elizabeth H, United States Geological Survey, . Selected annotated bibliography of minor-element content of marine black shales and related sedimentary rocks 1930-65. Washington: United States Government Printing Office. 1970.