Marx, K., & Engels, F. (1978). Ireland and the Irish question (Third printing.). Moscou: Progress Publishers.
Citazione stile Chigago Style (17a edizione)Marx, Karl, e Friedrich Engels. Ireland and the Irish Question. Third printing. Moscou: Progress Publishers, 1978.
Citatione MLA (8a ed.)Marx, Karl, e Friedrich Engels. Ireland and the Irish Question. Third printing. Moscou: Progress Publishers, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.