Cita APA (7a ed.)

Tuthill, S. J., Gordon, D. L., & Dorheim, F. H. (1972). Hydrogeologic considerations in solid waste storage in Iowa. Iowa Geological Survey.

Cita Chicago Style (17a ed.)

Tuthill, Samuel J., Donivan L. Gordon, y Fred H. Dorheim. Hydrogeologic Considerations in Solid Waste Storage in Iowa. Iowa City: Iowa Geological Survey, 1972.

Cita MLA (8a ed.)

Tuthill, Samuel J., et al. Hydrogeologic Considerations in Solid Waste Storage in Iowa. Iowa Geological Survey, 1972.