“…This is a crucial point to keep in mind, because the strength of each of these needs is greater for one sex than for the other. Girls tend to have a greater nApp than boys (Borth, 1975;Maccoby and Jacklin, 1974;Blayney, 1973;Serbia et al, \9TS\Babad, 1972;Nelsen and Rosenbaum, 1972;A shear and Snortum, 1971;Bell et al, 1971;Emmerich, 1971;Meddock et al, 1971;Minton et al, 1971;Bronfenbrenner, 1970;Leventhal and Fischer, 1970;Peder sen and Bell, 1970;Smart and Smart, 1970;Todd andNakamura, 1910: Montanelli andHill, 1969;Tedeschi et al, 1969;Ware, 1969\ Hundleby andCattell, 1968;McDonald, 1968;Hatfield et al, 1967;Sgan, 1967;Wagman, 1967;Maccoby, 1966).…”