Castro, E. R. (1998). Outstanding scientists cited by Nat'l Academy. Manila Bulletin.
Chicagoスタイル(17版)引用形式Castro, Eddee RH. "Outstanding Scientists Cited by Nat'l Academy." Manila Bulletin 1998.
MLA(9版)引用形式Castro, Eddee RH. "Outstanding Scientists Cited by Nat'l Academy." Manila Bulletin, 1998.
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