Old-growth forests in the Sierra Nevada : by type in 1945 and 1993 and ownership in 1993
Beardsley Debby
Bolsinger Charles L.
Warbington Ralph
Portland : USDA Forest Service , 1999. - 45 s. : 19 obr., 13 tab., príl., 28 cm
xkni - KNIHY
1, z toho voľných 1