THE WORLD OF THE POLICY ANALYST SECOND EDITION
ROBERT A.HEINEMAN WILLIAM T.BLUHM STEVEN A.PETERSON1990 年出版216 页ISBN:156643047X
Maintenance of microorganisms and cultured cells : a manual of laboratory methods second edition
edited by B.E. Kirsop and A. Doyle1991 年出版308 页ISBN:0124103510