Esplanada, J. E. (1986). PCGG links Greggy to 'hot' cars. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Esplanada, Jerry E. "PCGG Links Greggy to 'Hot' Cars." Philippine Daily Inquirer 1986.
Lua MLA (9ú heag.)Esplanada, Jerry E. "PCGG Links Greggy to 'Hot' Cars." Philippine Daily Inquirer, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.