International comparisons in implementing pollution laws
edited by Paul B. Downing and Kenneth Hanf.1983 年出版341 页ISBN：
HOW TO START AND RUN AN EBAY CONSIGNMENT BUSINESS
SKIP MCGRATH著2222 年出版304 页ISBN：
A Broadcast Engineering Tutorial for Non-Engineers Fourth Edition
Skip Pizzi2014 年出版341 页ISBN：9780415733397
CARDIOVASCULAR CLINICS VOLUME TWO NUMBER ONE CONGENITAL HEART DISEASE
DANIEL F.DOWNING1970 年出版330 页ISBN：0803627807
A FIELD AND LABORATORY GUIDE IN BIOLOGICAL NATURE-STUDY
ELLIOT R. DOWNING2222 年出版120 页ISBN：
THE FUNCTIONAL PERSPECTIVE ON LANGUAGE AND DISCOURSE APPLICATIONS AND IMPLICATIONS
MARIA DE LOS ANGELES GOMEZ GONZALEZ，FRANCISCO JOSE RUIZ DE MENDOZA IBANEZ，FRANCISCO GONZALVEZ GARCIA，ANGELA DOWNING2014 年出版292 页ISBN：9789027256522
DIRECTIONS IN DEVELOPMENT RAINS-ASIA An Assessment Model for Acid Deposition in Asia
Robert J.Downing2222 年出版70 页ISBN：0821339192
