Brace, Nicola
Palgrave Macmillan, 2018
Buku Teks
Embretson, Susan E.
Lawrence erlbaum assossiate, 2000
Buku Teks
editors, Gerald P. Koocher, John C. Norcross, Sam S. Hill, III
Oxford University Press, 2005
Buku Teks
Axelrod, Michael I.
Routledge, 2017
Buku Teks
editors, Gerald P. Koocher, John C. Norcross, Sam S. Hill, III.
Oxford University Press, 2005
Buku Teks