Lua APA (7ú heag.)

LOCKYER K G. (1975). PRODUCTION CONTROL IN PRATICE (2ND.). PITMAN PUBLICATIONS.

Lua i Stíl Chicago (17ú heag.)

LOCKYER K G. PRODUCTION CONTROL IN PRATICE. 2ND. NEW YORK: PITMAN PUBLICATIONS, 1975.

Lua MLA (9ú heag.)

LOCKYER K G. PRODUCTION CONTROL IN PRATICE. 2ND. PITMAN PUBLICATIONS, 1975.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.