Gaya APA

Corp., Y, E. (1991). Intruction Manual; CENTUM-XL EOPS Basic User Manual (1991). : Tokyo : Yokogawa Electric Corp.,.

Gaya MLA

Corp., Yokogawa, Electric. "Intruction Manual; CENTUM-XL EOPS Basic User Manual". 1991 : Tokyo : Yokogawa Electric Corp.,, 1991. Text.