APA aipamena

Castro, P. P. M. (1990). Calibration of the sysops computer model. Philippine Engineering Journal.

Chicago Style aipamena

Castro, Peter Paul M. "Calibration of the Sysops Computer Model." Philippine Engineering Journal 1990.

MLA aipamena

Castro, Peter Paul M. "Calibration of the Sysops Computer Model." Philippine Engineering Journal, 1990.