APA

Howard F. A., . (1947). Buna rubber: the birth of an industry. N.Y: Van Nostrand.

Chicago

Howard Frank A, . 1947. Buna rubber: the birth of an industry. N.Y: Van Nostrand.

Harvard

Howard F. A., . (1947). Buna rubber: the birth of an industry. N.Y: Van Nostrand.

MLA

Howard Frank A, . Buna rubber: the birth of an industry. N.Y: Van Nostrand. 1947.