Rajchman, John
MIT Press, 1998
Buku Teks SO
Verhagen, Arie
Oxford University Press, 2007
Buku Teks SO
Adler, Patricia A.
Wadsworth, 2000
Buku Teks SO
K.L. Knickerbocker ... [and others]
Harcourt, Brace Jovanovics College Publishers, 1985
Buku Teks SO
Knickerbocker, K.L. (Kenneth Leslie)
Holt, Rinehart and Winston, 1963
Buku Teks SO