World directory of environmental research centers,
- 2d ed.
- New York, Oryx Press; distributed by R. R. Bowker Co., 1974.
- xi, 330 p. 29 cm.
First ed. compiled by W. A. Mordy and P. A. Sholtys, published in 1970 under title: Directory of organizations concerned with environmental research. "Sponsored by Lake Erie Environmental Studies (LEES) Program."