Putnam, Emily James
Lady studies of certain significant phases of her history
Univesity of Chicago, 1970
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Corazon C. Aquino : early assessments of her presidential leadership and administration and her place in history
edited by Jose V. Abueva and Emerlinda R. Roman
University of the Philippines Press, 1993
 Buku Teks SO
Benjamin, Jules R.
A students guide to history
Bidford Books, 1998
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Shin, Hyong Sik
An Easy guide to Korean history
Lee Ki-Taek, 2010
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Harvard guide to American history
Oscar Handlin ... [et.al] author
Belknap Press, 1963
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