Pacemaker arithmetic program
Subtitle: level A-F, teacher's manual
By: Ruth T. Ryder, Phyllis P. Allmond, Valerie E. Mock.
Contributors: Allmond, Phyllis P.; Mock, Valerie E.
Publisher: Fearon Publishers
Published: 1971
Place of publication: Belmont, Calif
Language: eng
Subjects: Arithmetic -- Study and teaching.; Slow learning children -- Education.
Notes: Intended to be used with special-need children and slow learners.

"Pacemaker books."