MLA

Valançay Robert. Mots Desserre-Freins / [poèmes De] Robert Valançay ; Six Eaux-Fortes Originales De Sebastian Matta. Editions Georges Visat, 1972. https://collections.library.yale.edu/catalog/17384281.

APA, 6th edition

Valançay Robert. (1972). Mots desserre-freins / [poèmes de] Robert Valançay ; six eaux-fortes originales de Sebastian Matta. [Poetry]. Editions Georges Visat. https://collections.library.yale.edu/catalog/17384281.