Gaya APA

Gauger, S, A. (2018). Narcotics Stanislaw Ignacy Witkiewicz (cet.1,ed.1). Prague: Twisted Spoon Press.

Gaya MLA

Gauger, Soren, A.. "Narcotics Stanislaw Ignacy Witkiewicz". cet.1,ed.1 Prague: Twisted Spoon Press, 2018. Text.