Wightman, William P.D text Edinburg Oliver and Boyd 1950 ind xi, 495 hlm il 23 cm William P.D.Wightman bta Science Scientific history 50(091) 170309 20090604095019.0 NADAR-06090000019700 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)