Koch, K. (1952). The tree test: The tree-drawing test as an aid in psychodiagnosis. Hans Huber.
Chicago Style (17th ed.) CitationKoch, Karl. The Tree Test: The Tree-drawing Test as an Aid in Psychodiagnosis. New York: Hans Huber, 1952.
MLA (9th ed.) CitationKoch, Karl. The Tree Test: The Tree-drawing Test as an Aid in Psychodiagnosis. Hans Huber, 1952.