HUDSON, D. L. (2011). The Handy presidents answer book. [Tidak Terdaftar].
Chicago Style CitationHUDSON, David L. The Handy Presidents Answer Book. [Tidak Terdaftar], 2011.
MLA CitationHUDSON, David L. The Handy Presidents Answer Book. [Tidak Terdaftar], 2011.
Warning: These citations may not always be 100% accurate.