author = { Theunissen, Robert AND Wolthaus, Gerdien },

title = { Kijken met het hart Gerdien Wolthaus },

publisher = {},

isbn = {0015-4997},

keywords = { Wolthaus, Gerdien },

year = {2001},

address = { },

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