APA(7版)引用形式

Foster, R. (1978). The complete guide to Middle-earth: From The Hobbit to The Silmarillion. Allen & Unwin.

Chicagoスタイル(17版)引用形式

Foster, Robert. The Complete Guide to Middle-earth: From The Hobbit to The Silmarillion. London ; Boston: Allen & Unwin, 1978.

MLA(8版)引用形式

Foster, Robert. The Complete Guide to Middle-earth: From The Hobbit to The Silmarillion. Allen & Unwin, 1978.