Gaya APA

J, K., Sperling,James, . (2007). Global Security Governance Competing Perceptions of security in the 21 st century (.). USA: Rouledge.

Gaya MLA

J, Kirchner,Emil., Sperling,James, . "Global Security Governance Competing Perceptions of security in the 21 st century". . USA: Rouledge, 2007. Text.