Trygve Tollefsbol, editor
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Creasey, William A.
Lea & Febiger , 1985
Buku Teks
Buku Teks
Solzhenitsyn, Aleksandr I., author
Dell Publishing, 1968
Buku Teks
Abdul Arif Khan, editor
[, Springer], 2012
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