Suharnoko
Contract law in a comparative perspective / Suharnoko
University of Indonesia, Faculty of Law, 2012
 Artikel Jurnal
Scott, Robert E.
Contract law and theory
Michie, 1988
 Buku Teks
Law and economics : an institutional perspective
edited by Warren J. Samuels and A. Allan Schmid
Kluwer-Nijhoff, 1981
 Buku Teks
International law in comparative perspective
edited by William E. Butler
Sijthoff & Noordhoff, 1980
 Buku Teks
Nijkamp, Peter
Theory and application of environmental economics
North-Holland Publishing, 1977
 Buku Teks