Depasupil, W. B. (1999). Cha-cha, siguradong matutupad--Erap. Kabayan.
Lua i Stíl Chicago (17ú heag.)Depasupil, William B. "Cha-cha, Siguradong Matutupad--Erap." Kabayan 1999.
Lua MLA (9ú heag.)Depasupil, William B. "Cha-cha, Siguradong Matutupad--Erap." Kabayan, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.