APA

Parker S. P., . (1997). Dictionary of earth science. New York: McGraw - Hill.

Chicago

Parker Sybil P, . 1997. Dictionary of earth science. New York: McGraw - Hill.

Harvard

Parker S. P., . (1997). Dictionary of earth science. New York: McGraw - Hill.

MLA

Parker Sybil P, . Dictionary of earth science. New York: McGraw - Hill. 1997.