Lua APA (7ú heag.)

GUPTA D R. (1982). PURCHASING AND STORE-KEEPING. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Lua i Stíl Chicago (17ú heag.)

GUPTA D R. PURCHASING AND STORE-KEEPING. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1982.

Lua MLA (9ú heag.)

GUPTA D R. PURCHASING AND STORE-KEEPING. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1982.

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