00305nam a2200121Ia 45000030006000000080041000060400015000471000022000622450050000842600020001345460012001540050017001660STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMaheshwari, P. Ed  aIntroduction to the embryology of angiosperms  bMcgraw hillc19  aEnglish20220125170332.0