Richards, M. C. (1989). Centering in pottery, poetry, and the person (2nd ed.). Wesleyan University Press.
芝加哥风格引文Richards, Mary Caroline. Centering in Pottery, Poetry, and the Person. 2nd ed. Middletown, Conn.: Wesleyan University Press, 1989.
MLA引文Richards, Mary Caroline. Centering in Pottery, Poetry, and the Person. 2nd ed. Wesleyan University Press, 1989.
警告：这些引文格式不一定是100％准确.