APA引文

Ammons, R. B. (1949). Motor skills research exchange. s.n.].

芝加哥风格引文

Ammons, Robert B. Motor Skills Research Exchange. [S.l.: s.n.], 1949.

MLA引文

Ammons, Robert B. Motor Skills Research Exchange. s.n.], 1949.

警告：这些引文格式不一定是100％准确.