Mamanglu, S. (1997). Cost-effective heart operation: Brazil heart expert shows RP doctors how. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Mamanglu, Shianee. "Cost-effective Heart Operation: Brazil Heart Expert Shows RP Doctors How." Manila Bulletin 1997.
Lua MLA (9ú heag.)Mamanglu, Shianee. "Cost-effective Heart Operation: Brazil Heart Expert Shows RP Doctors How." Manila Bulletin, 1997.
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