Ehrlich, Paul R.

Overview

Works:	2 works in 2 publications in 2 languages

Titles

齒顎不正: 一個隱藏的流行病的故事/ by: Ehrlich, Paul R.; 埃利希; 吳國慶; Kahn, Sandra; 卡恩 (Language materials, printed)

Population resources environment :issues in human ecology / by: Ehrlich, Paul R.; Ehrlich, Anne H. (Language materials, printed)

Subjects