Crabb, L. J. (1987). Understanding people: Deep longings for relationship. Ministry Resources library.
Citazione stile Chigago Style (17a edizione)Crabb, Lawrence J. Understanding People: Deep Longings for Relationship. Grand Rapids: Ministry Resources library, 1987.
Citatione MLA (9a ed.)Crabb, Lawrence J. Understanding People: Deep Longings for Relationship. Ministry Resources library, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.