Pierre Devos.

MLA

Caso, Paul, and Emile Langui. Pierre Devos. Brussel: Arts & Voyages, 1974.

APA

Caso, P., & Langui, E. (1974). Pierre Devos. Brussel: Arts & Voyages.

Chicago

Caso, Paul, and Emile Langui. Pierre Devos. Brussel: Arts & Voyages, 1974.