Kim Jong Un's work "Making Selfless, Devoted Efforts for the Good of the People Is the Mode of Existence and Source of Invincible Might of the Workers' Party of Korea" was brought out in booklet by the Socialist Party of Romania.

The work, published on October 10, Juche 104 (2015), says that the history of the WPK is a proud course in which it has led the Korean revolution to victory, being responsible for the people's destiny under the guidance of President Kim Il Sung and leader Kim Jong Il.

A book releasing ceremony took place at the building of the party on Jan. 5.