Tacio, H. D. (1998). Go ahead: Laugh-it makes you healthier. Today.
Lua i Stíl Chicago (17ú heag.)Tacio, Henrylito D. "Go Ahead: Laugh-it Makes You Healthier." Today 1998.
Lua MLA (9ú heag.)Tacio, Henrylito D. "Go Ahead: Laugh-it Makes You Healthier." Today, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.