Eisenberg, Melvin A.
Contracts Gilbert law summaries
Harcourt Brace, 1994
 Buku Teks
Calamari, John D.
Contracts
West Publishing, 1990
 Buku Teks
Calamari, John D.
Contracts
West Publishing, 1987
 Buku Teks
Bailey III, Henry J.
Secured transactions in a nutshell / Henry J. Biley III; Richard B. Hagedorn
West Publishing, 1988
 Buku Teks
Whaley, Douglas J.
Gilbert law summaries: sale & lease of goods / Douglas J. Whaley
Harcourt Brace & Company, 1992
 Buku Teks