An introduction to educational research /
Langenbach, Michael
An introduction to educational research / Michael Langenbach, Courtney Vaughn and Lola Aagaard - Boston : Allyn and Bacon, c1994. - xii, 387 p. ; 24 cm.
Includes bibliographical references and index.
0205139027
Education--Research.
370.78 LAI
An introduction to educational research / Michael Langenbach, Courtney Vaughn and Lola Aagaard - Boston : Allyn and Bacon, c1994. - xii, 387 p. ; 24 cm.
Includes bibliographical references and index.
0205139027
Education--Research.
370.78 LAI