Review of research in education / volume 3, 1975 - Kerlinger, Fred N.; Shulman, Lee S.; Elstein, Arhur S.; Frase, Lawrence T.; Eckstein, Max, A.; Harnqvist, kjell; Landsheere, Gilbert De; Mayer, John W.; Rubinson, Richard; Keachie, Wilbert J. Mc; KAulik, James A.; Pedhazur, Elazar J. (American Educational Research Association, 1975)