Factors in acquiring knowledge of a mathematical task
By: by Robert M. Gagné [and others.
Series: Psychological monographs: general and applied,; v. 76, no. 7; whole no. 526
Publisher: American Psychological Association
Published: 1962
Place of publication: Washington]
Language: eng
Number of pages: 21
Subjects: Programmed instruction.; Arithmetic -- Study and teaching.; Addition.
Notes: Bibliography: p. 19.
Cover title.