@book {9783800109975, 
	title = "Marketing für Produktions- und Dienstleistungsgärtner",
	author = "Hintze, Christoph",
	isbn = "9783800109975",
	keywords = "Obst/Gemüse/Zierp. (ab 7/16)",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783800109975",
	url = "https://content-select.com/de/portal/media/view/5dce7db7-aaf0-4ba5-978e-12fdb0dd2d03",
	publisher = "Verlag Eugen Ulmer",
	language = "ger",
}