APA ציטוט

J E Oldfield, O H Muth, & P H Weswig. (1967). Selenium in biomedicine. London.

Chicago Edition Citation

J E Oldfield, O H Muth, and P H Weswig. Selenium in Biomedicine. London, 1967.

ציטוט MLA

J E Oldfield, et al. Selenium in Biomedicine. London, 1967.