(1995). Face to Face: Francois and Jean Robert. Lars Müller Publishers.
Chicago-Zitierstil (17. Ausg.)Face to Face: Francois and Jean Robert. Baden: Lars Müller Publishers, 1995.
MLA-Zitierstil (8. Ausg.)Face to Face: Francois and Jean Robert. Lars Müller Publishers, 1995.
警告：這些引文格式不一定是100％准確.