Gaya APA

Litt, J, Z. (2011). Litt's D.E.R.M. Drug Eruptions & Reactions Manual e. 17 (17 ed). New York: Informa Healthcare.

Gaya MLA

Litt, Jerome, Z.. "Litt's D.E.R.M. Drug Eruptions & Reactions Manual e. 17". 17 ed New York: Informa Healthcare, 2011. Text.