Walter O. Spofford Jr

2 books

Economics and Episodic Disease: The Benefits of Preventing a Giardiasis Outbreak by Alan J. Krupnick, Walter O. Spofford, Winston Harrington

Economics and Episodic Disease: The Benefits of Preventing a Giardiasis Outbreak

Routledge Revivals

Alan J. Krupnick, Walter O. Spofford, Winston Harrington

204 pages • missing pub info (editions)

nonfiction business economics science technology medium-paced
Environmental Quality Management: An Application to the Lower Delaware Valley by Robert A. Kelly, Walter O. Spofford Jr, Clifford S. Russell

Environmental Quality Management: An Application to the Lower Delaware Valley

Routledge Revivals

Robert A. Kelly, Walter O. Spofford Jr, Clifford S. Russell

188 pages • missing pub info (editions)

nonfiction nature science