APA (7th ed.) Citation

Libby, L. M. (1983). Past climates : tree thermometers, commodities, and people / by Leona Marshall Libby: Tree thermometers, commodities, and people. University of Texas Press.

Chicago Style (17th ed.) Citation

Libby, Leona Marshall. Past Climates : Tree Thermometers, Commodities, and People / by Leona Marshall Libby: Tree Thermometers, Commodities, and People. Austin: University of Texas Press, 1983.

MLA (9th ed.) Citation

Libby, Leona Marshall. Past Climates : Tree Thermometers, Commodities, and People / by Leona Marshall Libby: Tree Thermometers, Commodities, and People. University of Texas Press, 1983.

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