APA引文

Santos, A. P. (1957). Etude in blue. Santos Cottage.

芝加哥风格引文

Santos, Alfonso Pablo. Etude in Blue. Quezon City: Santos Cottage, 1957.

MLA引文

Santos, Alfonso Pablo. Etude in Blue. Santos Cottage, 1957.

警告：这些引文格式不一定是100％准确.