Gabriel, P. (1927). Outline of hygienic laboratory and sanitary practice (2nd ed.). Santo Tomas University Press.
Lua i Stíl Chicago (17ú heag.)Gabriel, P. Outline of Hygienic Laboratory and Sanitary Practice. 2nd ed. Manila: Santo Tomas University Press, 1927.
Lua MLA (9ú heag.)Gabriel, P. Outline of Hygienic Laboratory and Sanitary Practice. 2nd ed. Santo Tomas University Press, 1927.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.