易发久. (2011). 每天进步一点点: Progress a little every day. 凤凰出版社.
Chicagoスタイル(17版)引用形式易发久. 每天进步一点点: Progress a Little Every Day. 凤凰出版社, 2011.
MLA(8版)引用形式易发久. 每天进步一点点: Progress a Little Every Day. 凤凰出版社, 2011.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式