APA (7th ed.) Citation

Poore, R. Z. (1980). Age and correlation of California Paleogene benthic foraminiferal stages. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Poore, Richard Z. Age and Correlation of California Paleogene Benthic Foraminiferal Stages. Washington: United States Department of the Interior, Geological Survey, 1980.

MLA (9th ed.) Citation

Poore, Richard Z. Age and Correlation of California Paleogene Benthic Foraminiferal Stages. United States Department of the Interior, Geological Survey, 1980.