Heng, V., Ibrahim, L., & Wee, A. (1973). Two studies of social work in the field of abortion. University of Singapore, Dept. of Social Work.
Citace podle Chicago (17th ed.)Heng, Virginia, Laily Ibrahim, a Ann Wee. Two Studies of Social Work in the Field of Abortion. [Singapore]: University of Singapore, Dept. of Social Work, 1973.
Citace podle MLA (9th ed.)Heng, Virginia, et al. Two Studies of Social Work in the Field of Abortion. University of Singapore, Dept. of Social Work, 1973.
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