Robles, G. S., & Sand, A. (1976). Philippine nursing law, jurisprudence and ethics (8th ed.). Professionals Pub.
Lua i Stíl Chicago (17ú heag.)Robles, Gonzalo S., agus Annie Sand. Philippine Nursing Law, Jurisprudence and Ethics. 8th ed. Manila: Professionals Pub, 1976.
Lua MLA (9ú heag.)Robles, Gonzalo S., agus Annie Sand. Philippine Nursing Law, Jurisprudence and Ethics. 8th ed. Professionals Pub, 1976.
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