TY - BOOK AU - Walker,John M. AU - Gaastra,Wim TI - Techniques in molecular biology, Vol.- SN - 0709936532(vol.2) AV - QH 506 .T4 Vol.- PY - 1987/// CY - London PB - Croom Helm KW - Molecular biology KW - Technique N1 - Includes index ER -