Template:Ref-Keibelchapter3-1910
From Embryology
Keibel F. III. Segmentation in Keibel F. and Mall FP. Manual of Human Embryology I. (1910) J. B. Lippincott Company, Philadelphia.
Keibel F. III. Segmentation in Keibel F. and Mall FP. Manual of Human Embryology I. (1910) J. B. Lippincott Company, Philadelphia.