APA (7th ed.) Citation

Yeh, P. T. (1968). Engineering soils map of Perry County, Indiana: Final report. Purdue University.

Chicago Style (17th ed.) Citation

Yeh, P. T. Engineering Soils Map of Perry County, Indiana: Final Report. Lafayette: Purdue University, 1968.

MLA (9th ed.) Citation

Yeh, P. T. Engineering Soils Map of Perry County, Indiana: Final Report. Purdue University, 1968.

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