ebrary, Inc, Ferguson, R., Pence, A. R., & Denholm, C. J. (1993). Professional child and youth care (2nd ed.). UBC Press.
Chicago Style (17. basım) Atıfebrary, Inc, Roy Ferguson, Alan R. Pence, ve Carey J. Denholm. Professional Child and Youth Care. 2nd ed. Vancouver: UBC Press, 1993.
MLA (9th ed.) Atıfebrary, Inc, et al. Professional Child and Youth Care. 2nd ed. UBC Press, 1993.
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