author = { Hetterscheid, Wilhelmus T. Hetterscheid, Wilhelmus T. },

title = { Selektive Transistorverstärker },

publisher = {N.V. Philips' Gloeilampenfabr.},

publisher = {: Dt. Philips GmbH},

keywords = { Transistorverstärker },

year = {19XX-},

year = {, 19XX-},

booktitle = {Philips technische Bibliothek},

address = { Eindhoven , ; Hamburg },

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