Zhongguo chu sheng xing bie bi pian gao wen ti yan jiu
By: Hu Yaoling zhu
Edition: Di 1 ban
Publisher: Ke xue chu ban she
Published: 2017
Place of publication: Beijing
Language: chi
Number of pages: 175
ISBN-13: 9787030544193
Subjects: Sex ratio; Human reproduction; Population
Notes: Includes bibliographical references (pages [163]-169).