edited by Sven Erik Jorgensen
CRC Press, Taylor & Francis Group, 2011
Buku Referensi
edited by S.E. Jorgensen, B. Halling-Sorensen, S.N. Nielsen
Lewis Publishers, 1996
Buku Referensi
Withers, Philip C., author
Oxford University Press, 2016
eBooks
Jarvis, Peter J., author
Prentice-Hall, 2000
Buku Teks
edited by J. Rozema and J.A.C. Verkleij
Kluwer Academic , 1991
Buku Teks