Standards.

MLA

Dubreuil, Hyacinthe, and H Le Chatelier. Standards. Paris: Editions Bernard Grasset, 1929.

APA

Dubreuil, H., & Le Chatelier, H. (1929). Standards. Paris: Editions Bernard Grasset.

Chicago

Dubreuil, Hyacinthe, and H Le Chatelier. Standards. Paris: Editions Bernard Grasset, 1929.