Birtchnell, J., Bratfos, O., & Wilson, I. C. (1973). Effects of early parent death: Papers. MSS Information Corp.
Cita Chicago Style (17a ed.)Birtchnell, John, Ole Bratfos, y Ian C. Wilson. Effects of Early Parent Death: Papers. New York: MSS Information Corp, 1973.
Cita MLA (9a ed.)Birtchnell, John, et al. Effects of Early Parent Death: Papers. MSS Information Corp, 1973.
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