APA
Constantine Mildren, Jacobson Egbert, . (1961). Sign language. New York, USA: Reinhold Publishing Corporation.
Chicago
Constantine Mildren, Jacobson Egbert, . 1961. Sign language. New York, USA: Reinhold Publishing Corporation.
Harvard
Constantine Mildren, Jacobson Egbert, . (1961). Sign language. New York, USA: Reinhold Publishing Corporation.
MLA
Constantine Mildren, Jacobson Egbert, . Sign language. New York, USA: Reinhold Publishing Corporation. 1961.
