Siig, K. Varbola: On the function of an 11th to 14th-century stronghold in northwestern Estonia based on location analysis and written sources. Estonian Academy Publishers.
Chicago Style (17th ed.) CitationSiig, Kristo. Varbola: On the Function of an 11th to 14th-century Stronghold in Northwestern Estonia Based on Location Analysis and Written Sources. Estonian Academy Publishers.
MLA (9th ed.) CitationSiig, Kristo. Varbola: On the Function of an 11th to 14th-century Stronghold in Northwestern Estonia Based on Location Analysis and Written Sources. Estonian Academy Publishers.
Warning: These citations may not always be 100% accurate.