Lua APA (7ú heag.)

Ramo, S. (2009). Strategic business forecasting. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Ramo, Simon. Strategic Business Forecasting. McGraw-Hill, 2009.

Lua MLA (8ú heag.)

Ramo, Simon. Strategic Business Forecasting. McGraw-Hill, 2009.

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