Smith, Peter B., author
Harvester Wheatsheaf, 1993
Buku Teks
Subandi Djajengwasito
Cornell University, 1975
Buku Teks
by Bruce L. Brown [and others]
John Wiley & Sons, 2012
Buku Teks
Gravili, Ginevra, author
Emerald, 2017
eBooks
Rogers, Michaela, author
Sage, 2019
Buku Teks