APA引文

Waszkis, H. (1993). Mining in the Americas. ELSEVIER.

Chicago Style (17th ed.) Citation

Waszkis, Helmut. Mining in the Americas. ELSEVIER, 1993.

MLA引文

Waszkis, Helmut. Mining in the Americas. ELSEVIER, 1993.

警告：這些引文格式不一定是100％准確.