Data Sources Data sources, both investment and statistical, are given special consideration for inclusion. Preference is given to web-based resources where available and affordable. Types of Materials Not Collected Textbooks, workbooks, and lab manuals are not collected, nor are dissertations or theses. Multiple copies are generally not acquired. Additional Selection Parameters Language Primarily English-language publications are selected.
Publication dates Primarily current materials are selected.
Older titles that are considered classics in the field are acquired as needed and available. Older materials that support current research and teaching are acquired in the original or reprint publications as available and appropriate. For all of these materials, preference is given to electronic format over print or micro-format. Geographic Coverage Primary emphasis is on North America and Asia. Materials relating to Africa, Latin American, and Europe are also reviewed for selection.