Affiliation of Author(s):

地理科学与旅游学院

Journal:

中学地理教学参考

Correspondence Author:

查小春

Volume:

0

Issue:

9

Page Number:

44-45

ISSN No.:

1000-7857

Translation or Not:

no

CN No.:

陕西师范大学

Date of Publication:

2017-09-20