It's so amazing :
Harris, Robie H.
It's so amazing : a book about eggs, sperm, birth, babies, and families / Robie Harris ; illustrated by Michael Emberley - Cambridge, Mass. : Candlewick, 1999. - 81 p. : il. ; 30 cm.
Reproducción humana - Literatura juvenil
Sexo - Instrucción para niños - Literatura juvenil
612.6 / H313
It's so amazing : a book about eggs, sperm, birth, babies, and families / Robie Harris ; illustrated by Michael Emberley - Cambridge, Mass. : Candlewick, 1999. - 81 p. : il. ; 30 cm.
Reproducción humana - Literatura juvenil
Sexo - Instrucción para niños - Literatura juvenil
612.6 / H313