APA
Crum M., . (1977). Manual on preaching. Valley Forge: Judson Press.
Chicago
Crum Milton, . 1977. Manual on preaching. Valley Forge: Judson Press.
Harvard
Crum M., . (1977). Manual on preaching. Valley Forge: Judson Press.
MLA
Crum Milton, . Manual on preaching. Valley Forge: Judson Press. 1977.