APA引文

De Polnay, P. (1947). The umbrella thorn (Book Club ed.). Hutchinson Universal Book Club.

Chicago Style (17th ed.) Citation

De Polnay, Peter. The Umbrella Thorn. Book Club ed. London: Hutchinson Universal Book Club, 1947.

MLA引文

De Polnay, Peter. The Umbrella Thorn. Book Club ed. Hutchinson Universal Book Club, 1947.

警告：這些引文格式不一定是100％准確.