Singh, Inderbir. Human embryology / Inderbir Singh. - 6th ed / . - New Delhi : Macmillan , 1996. - vii,398p : ills,figs ; 24cm . NULL ISBN: 0333924231 Rs.220.00 Subjects--Index Terms: EMBRYOLOGY,HUMAN Dewey Class. No.: 612.64 / SIN/H