APA

Lauwerys J. A., Scanlon D. G., . (1969). Examinations. New York: Harcourt, Brace & World, Inc.

Chicago

Lauwerys Joseph A, Scanlon David G, . 1969. Examinations. New York: Harcourt, Brace & World, Inc.

Harvard

Lauwerys J. A., Scanlon D. G., . (1969). Examinations. New York: Harcourt, Brace & World, Inc.

MLA

Lauwerys Joseph A, Scanlon David G, . Examinations. New York: Harcourt, Brace & World, Inc. 1969.