Joven, C. C. D. (1993). The Difficulties and prerequisites of intellectualizing the Filipino language in the field of science. College of Arts and Letters, University of the Philippines Diliman.
Lua i Stíl Chicago (17ú heag.)Joven, Celestino Cesar D. The Difficulties and Prerequisites of Intellectualizing the Filipino Language in the Field of Science. Quezon City: College of Arts and Letters, University of the Philippines Diliman, 1993.
Lua MLA (9ú heag.)Joven, Celestino Cesar D. The Difficulties and Prerequisites of Intellectualizing the Filipino Language in the Field of Science. College of Arts and Letters, University of the Philippines Diliman, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.