APA

Stewart M., . (2002). Launching the imagination. New York: Mc Graw -Hill.

Chicago

Stewart Mary, . 2002. Launching the imagination. New York: Mc Graw -Hill.

Harvard

Stewart M., . (2002). Launching the imagination. New York: Mc Graw -Hill.

MLA

Stewart Mary, . Launching the imagination. New York: Mc Graw -Hill. 2002.