APA-ийн эшлэл(7 дахь хэвлэлт)

Dobrowolska, M. (2011). Flexible forms of employment in view of unemployment problems in middle age. Jagiellonian University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Dobrowolska, Małgorzata. Flexible Forms of Employment in View of Unemployment Problems in Middle Age. Kraków: Jagiellonian University Press, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Dobrowolska, Małgorzata. Flexible Forms of Employment in View of Unemployment Problems in Middle Age. Jagiellonian University Press, 2011.