Não informado. (1960). Analyzer. Beckman Instruments, Scientific and Progress Instruments Division.
Style de citation Chicago (17e éd.)Não informado. Analyzer. Fullerton, Calif: Beckman Instruments, Scientific and Progress Instruments Division, 1960.
Style de citation MLA (8e éd.)Não informado. Analyzer. Beckman Instruments, Scientific and Progress Instruments Division, 1960.
Attention : ces citations peuvent ne pas être correctes à 100%.