Castro, E. R. (1998). Outstanding scientists cited by Nat'l Academy. Manila Bulletin.
芝加哥风格引文Castro, Eddee RH. "Outstanding Scientists Cited by Nat'l Academy." Manila Bulletin 1998.
MLA引文Castro, Eddee RH. "Outstanding Scientists Cited by Nat'l Academy." Manila Bulletin, 1998.
警告：这些引文格式不一定是100％准确.