I. William Zartman (June 1954). "Neutralism and Neutrality in Scandinavia". The Western Political Quarterly. 7 (2): 125–126. doi:10.2307/442454. JSTOR442454.
I. William Zartman (June 1954). "Neutralism and Neutrality in Scandinavia". The Western Political Quarterly. 7 (2): 125–126. doi:10.2307/442454. JSTOR442454.