Fall 1996 Buy or Lease? Two Models for Scholarly Information at the End (Or the Beginning) of an Era Author Ann Shumelda Okerson To ¶Ùæ»å²¹±ô³Ü²õ issue To read this essay or subscribe to ¶Ùæ»å²¹±ô³Ü²õ, visit the ¶Ùæ»å²¹±ô³Ü²õ access page Access now To ¶Ùæ»å²¹±ô³Ü²õ issue