An illustrated flora of Yosemite National Park / S. J. Botti ; ill. W. Sydoriak ; forew. P. H. Raven. - El Portal, California : Yosemite National Park, 2001.. - XXIV, 484 p.: ill.. - ISBN 0-939666-98-7 ------------ Дод. точки доступу: Sydoriak, Walter (ill..); Raven, Peter H. (forew..)