龔正

Overview

Works:	0 works in 4 publications in 1 languages

Titles

怎樣提高農業生產經濟效益 by: 龔正 (Electronic resources)

抗菌藥物的臨床應用 by: 龔正; 周紹聰 (Electronic resources)

普希金詩選 / by: 普希金; 龔正 (Electronic resources)

農戶家庭經營決策與管理 by: 龔正 (Electronic resources)

Subjects