警備会社 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "警備会社" in Japanese language version.

refsWebsite

Global rank Japanese rank

1firstsecurityservices.com

low place

low place

814^th place

2,171^st place

1lykosseguridad.com

low place

low place

9,263^rd place

low place

azcentral.com

The Arizona Republic: Private security guards play key roles post-9/11 22 January 2006

du.edu

psm.du.edu

“Global Data & Statistics | Private Security Monitor | University of Denver”. psm.du.edu. 2015年11月27日閲覧。

firstsecurityservices.com

“The Growth & Development of the Private Security Industry”. First Security. 2014年2月21日閲覧。

lykosseguridad.com

The Arizona Republic: Private security guards play key roles post-9/11 22 January 2006