Kepner, Henry S. Guidelines for the tutor of mathematics an aid for student tutors, paraprofessionals, and teacher assistants by Henry S. Kepner, Jr. and David R. Johnson. - Reston, Va. National Council of Teachers of Mathematics c1977. - iii, 28 p. 23 cm. Bibliography: p. 25-28. ISBN: 0873530306 LCCN: 77006426 Subjects--Topical Terms: Mathematics--Study and teaching. LC Class. No.: QA11 / .K49 Dewey Class. No.: 510/.7/1