文卓. (2008). 成功签订英语合同: Successfully signing English contracts. 农村读物出版社.
Citación estilo Chicago文卓. 成功签订英语合同: Successfully Signing English Contracts. 农村读物出版社, 2008.
Cita MLA文卓. 成功签订英语合同: Successfully Signing English Contracts. 农村读物出版社, 2008.
警告：这些引文格式不一定是100％准确.