APA引文

(2007). Careers in the earth sciences. Lawrenceville, NJ: Cambridge Educational.

Chicago Style Citation

Careers in the Earth Sciences. Lawrenceville, NJ: Cambridge Educational, 2007.

MLA引文

Careers in the Earth Sciences. Lawrenceville, NJ: Cambridge Educational, 2007.

警告：这些引文格式不一定是100％准确.