APA

Parker S. P., MacGraw-Hill Book Co, . (1980). MacGraw-Hill encyclopedia of environmental science. New York [u.a.]: McGraw-Hill.

Chicago

Parker Sybil P, MacGraw-Hill Book Co, . 1980. MacGraw-Hill encyclopedia of environmental science. New York [u.a.]: McGraw-Hill.

Harvard

Parker S. P., MacGraw-Hill Book Co, . (1980). MacGraw-Hill encyclopedia of environmental science. New York [u.a.]: McGraw-Hill.

MLA

Parker Sybil P, MacGraw-Hill Book Co, . MacGraw-Hill encyclopedia of environmental science. New York [u.a.]: McGraw-Hill. 1980.