HEATON, J., & METHOLD, K. (1986). Reading with understanding: Intermediate book two. Kanisius.
Lua i Stíl Chicago (17ú heag.)HEATON, J.B, agus K. METHOLD. Reading with Understanding: Intermediate Book Two. Yogyakarta: Kanisius, 1986.
Lua MLA (9ú heag.)HEATON, J.B, agus K. METHOLD. Reading with Understanding: Intermediate Book Two. Kanisius, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.