Gironiere, Paul P. de la
A Burke-Mailhe Publication, 1972
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Corpuz, Onofre
Prentice-Hall, 1965
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La Gironiere, Paul P.De
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Macleride, Sean, author
Balai Pustaka, 1983
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Haynes, W. Warren (William Warren), 1921-1972
PRENTOCE-HALL, Inc, Englewood Clifts, 1969
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