APA-referens (7:e uppl.)

Roolaht, T. (2002). The internationalization of Estonian companies: An exploratory study of relationship aspects. Tartu University Press.

Chicago-referens (17:e uppl.)

Roolaht, Tõnu. The Internationalization of Estonian Companies: An Exploratory Study of Relationship Aspects. Tartu: Tartu University Press, 2002.

MLA-referens (8:e uppl.)

Roolaht, Tõnu. The Internationalization of Estonian Companies: An Exploratory Study of Relationship Aspects. Tartu University Press, 2002.