Style de citation APA

Lapp, R. E. (1960). Roads to Discovery. New York: The New American Library.

Style de citation Chicago

Lapp, Ralph E. Roads to Discovery. New York: The New American Library, 1960.

Style de citation MLA

Lapp, Ralph E. Roads to Discovery. New York: The New American Library, 1960.

Attention : ces citations peuvent ne pas être correctes à 100%.