Editore: From: Severson, R.C., et al (Eds), Proc 1990 Billings Land Reclamation Symposium on Selenium in Arid & Semiarid Environments, in West, U.S. Geol Surv Circular 1064, 1991, 1991
Da: Larry W Price Books, Portland, OR, U.S.A.
Pamphlet. Condizione: Very Good. pp. 67-71, 4to, Extracted from orig vol, begins with title page, trimmed & stapled, thus is like a pamphlet, else VG.