Gaya APA
Lusk, H, F.
(1978).
Business Law
(
cet.4)
.
Homewood, Illious:
Richard D Irwin Inc.
Gaya MLA
Lusk, Harold, F..
"Business Law".
cet.4
Homewood, Illious:
Richard D Irwin Inc,
1978.
Buku.