RT Book T1 Major Transitions in the human life cycle A2 Eurich, Alvin C. 1902-1987 A2 Eurich, Alvin C. 1902-1987 LA English PP Lexington, Mass. u.a. PB Lexington Books YR 1981 UL https://krimdok.uni-tuebingen.de/Record/02647008X NO "Based on a series of four annual conferences in Aspen, Colorado, from 1976 through 1979, under the sponsorship of the Academy for Educational Development". Pref NO Includes bibliographies and index CN HQ799.95 SN 0669045594 K1 Life cycle, Human : Congresses K1 Life Change Events : Congresses K1 Human Development : Congresses K1 Entwicklungspsychologie K1 Jugendprobleme K1 Jugendpsychologie K1 Erwachsene K1 Familienstruktur K1 Medizin