Cita APA (7a ed.)

Yun Hua Li. (1927). A theory of tanning. Based upon the study of tanning effects of Naphthalene derivatives and other organic compounds. Columbia University.

Cita Chicago Style (17a ed.)

Yun Hua Li. A Theory of Tanning. Based upon the Study of Tanning Effects of Naphthalene Derivatives and Other Organic Compounds. New York: Columbia University, 1927.

Cita MLA (8a ed.)

Yun Hua Li. A Theory of Tanning. Based upon the Study of Tanning Effects of Naphthalene Derivatives and Other Organic Compounds. Columbia University, 1927.