Blackwell, E. (1852). The laws of life with special reference to the physical education of girls. G. P. Putnam.
Chicago-viite (17. p.)Blackwell, Elizabeth. The Laws of Life with Special Reference to the Physical Education of Girls. New-York: G. P. Putnam, 1852.
MLA-viite (8. p.)Blackwell, Elizabeth. The Laws of Life with Special Reference to the Physical Education of Girls. G. P. Putnam, 1852.
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