Research in education /
Best, John W.
Research in education / John W. Best. - 2nd ed. - Englewood Cliffs: Prentice-Hall, 1970. - 399 p. ; 23 cm.
Includes index.
0137739788
Education research
370.72
Research in education / John W. Best. - 2nd ed. - Englewood Cliffs: Prentice-Hall, 1970. - 399 p. ; 23 cm.
Includes index.
0137739788
Education research
370.72