Roberton, N. R. C., author
Edward Arnold , 1993
Buku Teks
Merenstein, Gerald B., author
Mosby, 2002
Buku Teks
edited by Mark C. Rogers, David G. Nichols
Williams & WIlkims , 1996
Buku Teks
edited by T. E. Oh
Butterworth, 1985
Buku Teks
Esquinas, Antonio MatÃas, editor
Springer, 2012
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