FEDOR-FREYBERGH, P. G; VOGEL, M. L. V. 1988. Prenatal and perinatal psychology and medicine: Encounter with the unborn. Park Ridge: Parthenon Publishing Group.
Citáce podľa APA (7th ed.)Fedor-Freybergh, P. G., & Vogel, M. L. V. (1988). Prenatal and perinatal psychology and medicine: Encounter with the unborn. Parthenon Publishing Group.
Citácia podle Chicago (17th ed.)Fedor-Freybergh, Peter G., a M. L. Vanessa Vogel. Prenatal and Perinatal Psychology and Medicine: Encounter with the Unborn. Park Ridge: Parthenon Publishing Group, 1988.
Citácia podľa MLA (8th ed.)Fedor-Freybergh, Peter G., a M. L. Vanessa Vogel. Prenatal and Perinatal Psychology and Medicine: Encounter with the Unborn. Parthenon Publishing Group, 1988.
