「米国東洋政策の史的考察」
CPAS Takagi Yasaka Digital Archive | Graduate School of Arts and Sciences / College of Arts and Sciences
「米国の政治及歴史の研究」
CPAS Takagi Yasaka Digital Archive | Graduate School of Arts and Sciences / College of Arts and Sciences
「北米合衆国」
CPAS Takagi Yasaka Digital Archive | Graduate School of Arts and Sciences / College of Arts and Sciences
「立作太郎 『米国外交上の諸主義』(昭和17年)」
CPAS Takagi Yasaka Digital Archive | Graduate School of Arts and Sciences / College of Arts and Sciences