INTERNATIONAL DIRECTORY OF BOTANICAL GARDENS
RICHARD A. <em>HOWARDem>1963 年出版120 页ISBN：
SECURITY INTERESTS IN INTELLECTUAL PROPERTY
<em>HOWARDem> P.KNOPF2002 年出版697 页ISBN：
COMMUNITY LIFE AND CIVIC PROBLEMS
<em>HOWARDem> COPELAND HILL1922 年出版561 页ISBN：
HANDBOOK OF INSTRUMENTATION AND CONTROLS
<em>HOWARDem> P.KALLEN2222 年出版689 页ISBN：
（美）史蒂文森（<em>Howardem> H.Stevenson）著；克鲁克香克（Jeffrey L.Cruikshank）整理 张初愚，彭姝译2000 年出版248 页ISBN：7300035094
MATHEMATICS CONTEMPORARY TOPICS AND APPLICATIONS
<em>HOWARDem> A.SILVER1979 年出版630 页ISBN：0135633044
PRINCIPLES OF BIOLOGY LABORATORY MANUAL
LAUREN DAVIS <em>HOWARDem>1980 年出版184 页ISBN：0870553542
