APA-ийн эшлэл(7 дахь хэвлэлт)

Nikula, J., & Tchalakov, I. (2013). Innovations and entrepreneurs in socialist and post-socialist societies. Cambridge Scholars Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Nikula, Jouko, ба Ivan Tchalakov. Innovations and Entrepreneurs in Socialist and Post-socialist Societies. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Nikula, Jouko, ба Ivan Tchalakov. Innovations and Entrepreneurs in Socialist and Post-socialist Societies. Cambridge Scholars Publishing, 2013.