APA ציטוט

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.

ציטוט MLA

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