APA aipamena

RIGGS, J. L. (1897). PRODUCTION SYSTEMS: PLANNING ANALYSIS AND CONTROL. JOHN WILEY.

Chicago Style aipamena

RIGGS, J L. PRODUCTION SYSTEMS: PLANNING ANALYSIS AND CONTROL. NEW-YORK: JOHN WILEY, 1897.

MLA aipamena

RIGGS, J L. PRODUCTION SYSTEMS: PLANNING ANALYSIS AND CONTROL. JOHN WILEY, 1897.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.