Gaya APA

KNEWOLLF, C. (2007). TWENTIETH CEUNTRY HISTORICAL, PHILOSOPICAL AND PSICHOLOGICAL PERSPECTIVES (cetakan 1). New York: Cambridge University Press.

Gaya MLA

KNEWOLLF, CHRISTA. "TWENTIETH CEUNTRY HISTORICAL, PHILOSOPICAL AND PSICHOLOGICAL PERSPECTIVES". cetakan 1 New York: Cambridge University Press, 2007. Art Original.