Del Castillo, L. B. (2002). Living for two evolves into trade for 120. Manila Times.
Lua i Stíl Chicago (17ú heag.)Del Castillo, Leah B. "Living for Two Evolves into Trade for 120." Manila Times 2002.
Lua MLA (9ú heag.)Del Castillo, Leah B. "Living for Two Evolves into Trade for 120." Manila Times, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.