Harper, B. L. (2001). Livestock, natural resources and industry. IN Sense and sensibility [column]. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Harper, Bambi Lammoglia. "Livestock, Natural Resources and Industry. IN Sense and Sensibility [column]." Philippine Daily Inquirer 2001.
Lua MLA (9ú heag.)Harper, Bambi Lammoglia. "Livestock, Natural Resources and Industry. IN Sense and Sensibility [column]." Philippine Daily Inquirer, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.