Gatchalian, G. C. (1969). The teaching of sex reversal and the effect of hormones in the expression of sex in biology classes.
Chicago-referens (17:e uppl.)Gatchalian, Gloria Castro. The Teaching of Sex Reversal and the Effect of Hormones in the Expression of Sex in Biology Classes. 1969.
MLA-referens (9:e uppl.)Gatchalian, Gloria Castro. The Teaching of Sex Reversal and the Effect of Hormones in the Expression of Sex in Biology Classes. 1969.
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