Inc, R. M. (1937). Statements of payments and amounts due under the agreement of November 13, 1935. Saint Louis University Libraries Digitization Center.
Chicago-referens (17:e uppl.)Inc, Ravenna Mosaics. Statements of Payments and Amounts Due Under the Agreement of November 13, 1935. Saint Louis University Libraries Digitization Center, 1937.
MLA-referens (8:e uppl.)Inc, Ravenna Mosaics. Statements of Payments and Amounts Due Under the Agreement of November 13, 1935. Saint Louis University Libraries Digitization Center, 1937.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.