Lao dong an quan wei sheng chang shi
By: Zhou yu quan, lu ji sheng
Edition: 2ban
Series: Xin nong cun jian she cong shu; Xin nong cun jian she cong shu
Publisher: Ji lin ke xue ji zhu chu ban she
Published: 2010
Place of publication: Chang chun
Language: chi
ISBN-13: 9787807626343