Cita APA (7th ed.)

Ennis, M. V. (1995). Chemical analyses of carbonate rocks in Putnam County, Indiana. Indiana University, Indiana Geological Survey.

Cita Chicago (17th ed.)

Ennis, Margaret V. Chemical Analyses of Carbonate Rocks in Putnam County, Indiana. Bloomington, Ind.: Indiana University, Indiana Geological Survey, 1995.

Cita MLA (8th ed.)

Ennis, Margaret V. Chemical Analyses of Carbonate Rocks in Putnam County, Indiana. Indiana University, Indiana Geological Survey, 1995.