Calkins, Richard M.
Dow Jones-Irwin, 1981
Buku Teks
edited by Theodore P. Kovaleff
M.E. Sharpe, 1994
Buku Teks
Zwarensteyn, Hendrik, author
Deventer, 1970
Buku Teks
Garrett, James J.
Practising Law Institute, 1978
Buku Teks
Stelzer, Irwin M
Richard D. Irwin, 1986
Buku Teks