APA (7th ed.) Citation

Hopley, K., & Others, A. (1982). Science Library of Test Items. Volume Twenty-Three. Geology (Part One). Free Response Testing Program.

Chicago Style (17th ed.) Citation

Hopley, Ken, and And Others. Science Library of Test Items. Volume Twenty-Three. Geology (Part One). Free Response Testing Program. 1982.

MLA (9th ed.) Citation

Hopley, Ken, and And Others. Science Library of Test Items. Volume Twenty-Three. Geology (Part One). Free Response Testing Program. 1982.

Warning: These citations may not always be 100% accurate.