Campion, J. (1985). The child in context: Family-systems theory in educational psychology. Methuen.
Lua i Stíl Chicago (17ú heag.)Campion, Jean. The Child in Context: Family-systems Theory in Educational Psychology. London ; New York: Methuen, 1985.
Lua MLA (8ú heag.)Campion, Jean. The Child in Context: Family-systems Theory in Educational Psychology. Methuen, 1985.
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