Ahmed, Ash, author
Routledge, 2015
Buku Teks
McNally, G. H., author
E & FN Spon, 1998
Buku Teks
Waddell, Joseph J., author
McGraw-Hill, 1985
Buku Referensi
Hardie, Glenn M., author
Prentice-Hall, 1995
Buku Teks
Bibhuti Bhusan Das, Narayanan Neithalath, editors
Springer Nature, 2019
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