Coleman, John R.
Cambridge University Press, 2005
Buku Teks
edited by Alexander Clark, Chris Fox and Shalom Lappin
Wiley-Blackwell, 2013
Buku Teks
Gazdar, Gerald
Addison-Wesley, 1989
Buku Teks
edited by Cecile L. Paris, William R. Swartout, William C. Mann
Kluwer Academic , 1991
Buku Teks
Rao, K. Sreenivasa Rao
Springer Nature, 2019
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