Gaya APA
Gulleson, J. (1987).
Pedoman Swakarya Khotbah Ekspositori Jilid I (First Edition).
Surabaya, Indonesia:
YAKIN.
Gaya MLA
Gulleson, Jeff.
"Pedoman Swakarya Khotbah Ekspositori Jilid I".
First Edition
Surabaya, Indonesia:
YAKIN,
1987.
Academic.