Lua APA (7ú heag.)

COKER DARLENE M. (2000). HIGH PERFORMANCE SALES ORGANISATIONS (2ND.). MCGRAW-HILL.

Lua i Stíl Chicago (17ú heag.)

COKER DARLENE M. HIGH PERFORMANCE SALES ORGANISATIONS. 2ND. NEW YORK: MCGRAW-HILL, 2000.

Lua MLA (9ú heag.)

COKER DARLENE M. HIGH PERFORMANCE SALES ORGANISATIONS. 2ND. MCGRAW-HILL, 2000.

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