Cell Differentiation in microorganisms, plants and animals : International Symposium held by the Deutsche Akademic der Naturforscher Leopoldina at the Reinhardsbrunn Castle, Thuringia (GDR) April 11-16, 1976 /
editors : Lutz Nover and Kurt Mothes
- Amsterdam : North-Holland, 1977
- 639 p. : ill. ; 21 cm.