Raphael colours,
by G. de Jacz.

APA Citation

Jacz, G. de., Gloeckner, A. (1937). Raphael colours: by G. de Jacz. Paris: The Hyperion press.

MLA Citation

Jacz, G. de, and André Gloeckner. Raphael Colours: by G. De Jacz. Paris: The Hyperion press, 1937.

Warning: These citations may not always be complete (especially for serials).