CHILDREN'S UNDERSTANDING THE DEVELOPMENT OF MENTAL MODELS
1993 年出版521 页ISBN:0805812334
HANDBOOK OF HUMAN DEVELOPMENT FOR HEALTH CARE PROFESSIONALS
2006 年出版503 页ISBN:0763736147
THE ECONOMICS OF COPYRIGHT DEVELOPMENTS IN RESEARCH AND ANALYSIS
WENDY J. GORDON AND RICHARD WATT2003 年出版206 页ISBN:1843762633
Scarcity and growth the economics of natural resource availability
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