Foster, R. (1992). Prayer: Finding the heart's true home. Hodder & Stoughton.
Cita Chicago (17th ed.)Foster, Richard. Prayer: Finding the Heart's True Home. London: Hodder & Stoughton, 1992.
Cita MLA (9th ed.)Foster, Richard. Prayer: Finding the Heart's True Home. Hodder & Stoughton, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.