Ruiz P., G. (1977). Agua potable: II parte. APR.
Chicago Style (17th ed.) CitationRuiz P., Guillermo. Agua Potable: II Parte. Santiago: APR, 1977.
MLA (9th ed.) CitationRuiz P., Guillermo. Agua Potable: II Parte. APR, 1977.
Warning: These citations may not always be 100% accurate.