Hillsdale, NJ [u.a.]: Erlbaum, 1992

Bern; Stuttgart [u.a.]: Huber, 1981

Elsevier BV, 1999

Elsevier BV, 1999

S. Karger AG, 1996

Informa UK Limited, 1994

American Psychological Association (APA), 1992

American Psychological Association (APA), 1992

S. Karger AG, 1989

S. Karger AG, 1990

SAGE Publications, 1985

Informa UK Limited, 1983

Elsevier BV, 1978

Elsevier BV, 1975

Elsevier BV, 1972

Elsevier BV, 1973

American Association for the Advancement of Science (AAAS), 1968

American Association for the Advancement of Science, 1968

Elsevier BV, 1967

Elsevier BV, 1966