Pokhodzhenni︠a︡ i reakt︠s︡iĭna sutʹ religiĭnykh viruvanʹ : besida pro knygy /
Ustinova, M. M.
Kyiv :  Derzhavne Vidavnit︠s︡tvo Politichnoi Literaturi URSR, 
1959.
Philosophy and religion.
Faith.