APA
Glass Technologist's Meeting of the DDR (3rd: 1963 S., . (1964). Problems of modern glass melting technique. : .
Chicago
Glass Technologist's Meeting of the DDR (3rd: 1963 Sept, . 1964. Problems of modern glass melting technique. : .
Harvard
Glass Technologist's Meeting of the DDR (3rd: 1963 S., . (1964). Problems of modern glass melting technique. : .
MLA
Glass Technologist's Meeting of the DDR (3rd: 1963 Sept, . Problems of modern glass melting technique. : . 1964.