Bold, Harold Charles, 1909-, author
Harper & Row, 1957
Buku Teks
Vince-Proe, Daphne, author
McGraw-Hill, 1975
Buku Teks
Jozef Samaj, editor
[, Springer], 2012
eBooks
Gunther Witzany, editor
[, Springer-Verlag], 2012
eBooks
Raven, Peter H., author
Worth Publisher, 1986
Buku Referensi