TY - BOOK T1 - Protecting nature's estate :techniques for saving land / DA - [1976] CY - [Washington : AU - Stover, Emily Jane. CN - QH76 CN - QH76 PB - U.S. Dept. of the Interior, Bureau of Outdoor Recreation] : for sale by the Supt. of Docs., U.S. Govt. Print. Off., PP - [Washington : PY - [1976] ID - 72390 KW - Landscape protection KW - Nature conservation TI - Protecting nature's estate :techniques for saving land / ER -