APA引文

M.Pearl Richard. (1955). How to know the minerals and rocks (In lần thứ 1.). American: A Signet Book.

Trích dẫn kiểu Chicago

M.Pearl Richard. How to Know the Minerals and Rocks. In lần thứ 1. American: A Signet Book, 1955.

MLA引文

M.Pearl Richard. How to Know the Minerals and Rocks. In lần thứ 1. American: A Signet Book, 1955.

警告：這些引文格式不一定是100％准確.