Wagner, C. (1992). Prayer shield: How to intercede for pastor's christian leaders and others........ Monarch.
Citazione stile Chigago Style (17a edizione)Wagner, C.Peter. Prayer Shield: How to Intercede for Pastor's Christian Leaders and Others........ California: Monarch, 1992.
Citatione MLA (9a ed.)Wagner, C.Peter. Prayer Shield: How to Intercede for Pastor's Christian Leaders and Others........ Monarch, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.