Clemente, U. U. (1961). Four decades of health education in the Philippine public schools 1900-1940. IN Clemente, Ursula Uichanco [column]. Education Quarterly.
Lua i Stíl Chicago (17ú heag.)Clemente, Ursula Uichanco. "Four Decades of Health Education in the Philippine Public Schools 1900-1940. IN Clemente, Ursula Uichanco [column]." Education Quarterly 1961.
Lua MLA (9ú heag.)Clemente, Ursula Uichanco. "Four Decades of Health Education in the Philippine Public Schools 1900-1940. IN Clemente, Ursula Uichanco [column]." Education Quarterly, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.