APA(7版)引用形式
ebrary, Inc, & Crotty, W. J. (2012). The Obama presidency: Promise and performance. Lexington Books.
Chicagoスタイル(17版)引用形式
ebrary, Inc, , William J. Crotty. The Obama Presidency: Promise and Performance. Lanham, Md.: Lexington Books, 2012.
MLA(9版)引用形式
ebrary, Inc, , William J. Crotty. The Obama Presidency: Promise and Performance. Lexington Books, 2012.
警告: この引用は必ずしも正確ではありません.