Linguistics : an introduction to linguistic theory
Victoria A. Fromkin
Blackwell Publishers, 2001
 Buku Teks SO
Chambers, J.K.
Sociolinguistic theory : linguistic variation and its social significance
Wiley-Blackwell, 2009
 Buku Teks
Andersen, Kenneth E.
Introduction to communication theory and practice
Cummings Publishing, 1972
 Buku Teks
Introduction to the theory and practice of econometrics
by George G. Judge ... [and others]
John Wiley & Sons, 1988
 Buku Teks SO
Theory and practice of model transformations : 5th international conference, ICMT 2012, Prague, Czech Republic, May 28-29, 2012 : proceedings
edited by Zhenjiang Hu, Juan de Lara
Springer-Verlag, 2012
 eBooks