Political handbook of the world : 1976 governments and intergovernmental organizations as of January 1, 1976
edited by Arthur S. Banks, Rebecca T. Granger, Marilyn L. Green
McGraw-Hill, 1976
 Buku Teks SO
Australian Tax Handbook 1997
The Law Book Company, 1997
 Buku Teks
Hodgson, Barbara B.
Nurse's drug handbook 1997
W.B. Saunders, 1997
 Buku Referensi
Political handbook and atlas of the World 1965 Parliaments, Parties and Press as of January 1, 1965/ Editor Mallory, Walter H.
Harper & Row, 1965
 Buku Teks SO
The Oxford handbook of political theory
edited by John S. Dryzek, Bonnie Honig, Anne Phillips
Oxford University Press, 2008
 Buku Referensi