APA ציטוט

Weisz, P. B., & Keogh, R. N. (1977). Elements of biology. McGraw-Hill.

Chicago Style (17th ed.) Citation

Weisz, Paul B., and Richard N. Keogh. Elements of Biology. New York: McGraw-Hill, 1977.

ציטוט MLA

Weisz, Paul B., and Richard N. Keogh. Elements of Biology. McGraw-Hill, 1977.