Batangan, N. C. B., & Turalba, C. V. (2008). Forming the informal: A science learning and resource environment.
Lua i Stíl Chicago (17ú heag.)Batangan, Norbert Cornelius B., agus Cristina V. Turalba. Forming the Informal: A Science Learning and Resource Environment. 2008.
Lua MLA (9ú heag.)Batangan, Norbert Cornelius B., agus Cristina V. Turalba. Forming the Informal: A Science Learning and Resource Environment. 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.