各地勞資新舊合約類編
By: Gong shang bu lao gong si bian yin
Series: Gong shang cong kan. Lao gong lei -- 1; Gong shang cong kan -- 1
Publisher: Gong shang bu lao gong si
Published: 1930
Place of publication: Nanjing
Language: chi
Subjects: Labor contract; Industrial relations
Other titles: Ge di lao zi xin jiu he yue lei bian
Notes: Cover title.