Underwater Research Institute & Cate, B. (1972). Ground water pollution. Directory Press.
Citazione stile Chigago Style (17a edizione)Underwater Research Institute e Bill Cate. Ground Water Pollution. [St. Louis: Directory Press, 1972.
Citatione MLA (9a ed.)Underwater Research Institute e Bill Cate. Ground Water Pollution. Directory Press, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.