APA

Parker S., . (1992). Pond & river. London: Dorling Kindersley.

Chicago

Parker Steve, . 1992. Pond & river. London: Dorling Kindersley.

Harvard

Parker S., . (1992). Pond & river. London: Dorling Kindersley.

MLA

Parker Steve, . Pond & river. London: Dorling Kindersley. 1992.