APA

Walde T., American Petroleum Institute A. & Walde T.Summary of processes, human exposures and technologies applicable to low permeability soils. : .

Chicago

Walde Terry, American Petroleum Institute API and Walde Terry.Summary of processes, human exposures and technologies applicable to low permeability soils. : .

Harvard

Walde T., American Petroleum Institute A. and Walde T.Summary of processes, human exposures and technologies applicable to low permeability soils. : .

MLA

Walde Terry, American Petroleum Institute API and Walde Terry.: . .