Emmer, Edmund T. Improving teaching through experimentation a laboratory approach Edmund T. Emmer [and] Gregg B. Millett. - Englewood Cliffs, N.J. Prentice-Hall [1970] - viii, 159 p. Includes bibliographies. ISBN: 013453431X LCCN: 70101531 Subjects--Topical Terms: Education--Experimental methods.Teaching LC Class. No.: LB1026 / .E47 Dewey Class. No.: 371.38