author = { Richards, A. J. Richards, John AND Edwards, Brigid },

title = { Primula },

publisher = {Timber Press},

isbn = {0881922285},

keywords = { Primroses , Primroses Classification , Gardening , Primel , Systematik , Kulturpflanzen },

year = {1993},

abstract = {Includes bibliographical references (p. 285-287) and index},

address = { Portland, Or. },

url = { http://slubdd.de/katalog?TN_libero_mab2 }