APA引文

Kilpatrick, D. L., Howells, R. D., Lahm, H. W., & Udenfriend, S. (1983). Evidence for a proenkephalin-like precursor in amphibian brain.

Citação norma Chicago

Kilpatrick, D L., R D. Howells, H W. Lahm, and S. Udenfriend. Evidence for a Proenkephalin-like Precursor in Amphibian Brain. 1983.

MLA引文

Kilpatrick, D L., R D. Howells, H W. Lahm, and S. Udenfriend. Evidence for a Proenkephalin-like Precursor in Amphibian Brain. 1983.

警告：這些引文格式不一定是100％准確.