Heldreich, G. J. (1990). The History of the von Heldreich family and their English descendants: By Graeme John Heldreich. Aries Print.
Čikaški stil citiranja (17. izdanje)Heldreich, Graeme John. The History of the Von Heldreich Family and Their English Descendants: By Graeme John Heldreich. Coventry: Aries Print, 1990.
MLA način citiranja (8. izdanje)Heldreich, Graeme John. The History of the Von Heldreich Family and Their English Descendants: By Graeme John Heldreich. Aries Print, 1990.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.