00269nam a22001097a 4500003000400000008004100004082001700045100002000062245003000082260003900112300000800151OSt231005b        |||||||| |||| 00| 0 eng d  a574.405bA23  aAbercrombie, M.  aAdvances in Morphogenesis  aI.B.H. PatnabAcademic Pressc1970  a318