Lua APA (7ú heag.)

ALEXANDER RALPH S. (1972). INDUSTRIAL MARKETING. D B TARAPOREVALA.

Lua i Stíl Chicago (17ú heag.)

ALEXANDER RALPH S. INDUSTRIAL MARKETING. BOMBAY: D B TARAPOREVALA, 1972.

Lua MLA (9ú heag.)

ALEXANDER RALPH S. INDUSTRIAL MARKETING. D B TARAPOREVALA, 1972.

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