Cita APA (7a ed.)

(1993). Mcgraw-hill Encyclopedia Of Environmental Science & Engineering Editors In Chief: Sybil P.parker, Robert A. Carbitt. McGraw-Hill.

Cita Chicago Style (17a ed.)

Mcgraw-hill Encyclopedia Of Environmental Science & Engineering Editors In Chief: Sybil P.parker, Robert A. Carbitt. McGraw-Hill, 1993.

Cita MLA (8a ed.)

Mcgraw-hill Encyclopedia Of Environmental Science & Engineering Editors In Chief: Sybil P.parker, Robert A. Carbitt. McGraw-Hill, 1993.