Anima, Nid
Ilocandia: land of contrasts and contradictions / Nid Anima
Omar Publications, 1976
 Buku Teks
Sung, Betty Lee
The story of the Chinese in America / Betty Lee Sung
Collier Books, 1967
 Buku Teks
Leon, Hector S. De
Textbook on agrarian reform and taxation (with cooperatives) / by Hector S. de Leon
Rex Book Store, 1979
 Buku Teks
Taxation in Australia agenda for reform
by R.I. Downing ... [and others]
Melbourne University Press , 1964
 Buku Teks
Gunawan
Right to food: from justiciability to agrarian reform
Indonesia Legal Aid and Human Rights Association (PBHI), 2007
 Buku Teks