Brecht, Arnold
Political theory: the foundations of twentieth-century political thought
Princenton University Press, 1968
 Buku Teks
Choudhury, Masudul Alam, 1948-
The foundations of Islamic political economy
Macmillan, 1992
 Buku Teks SO
Kaplan, Morton A.
The political foundations of international law
John Wiley & Sons, 1961
 Buku Teks SO
Reitz, John R.
Foundations of electromagnetic theory
Addison-Wesley, 1993
 Buku Teks SO
Mercer, E.H.
The foundations of biological theory
John Wiley & Sons, 1981
 Buku Teks