Gaya APA
Lehmann, D., McClung, F. (1991).
Before You Hit The Wall - Shaping Up Spiritually to Win (Cet 1).
Seattle, USA.:
YWAM Publishing.
Gaya MLA
Lehmann, Danny., McClung, Floyd.
"Before You Hit The Wall - Shaping Up Spiritually to Win".
Cet 1
Seattle, USA.:
YWAM Publishing,
1991.
Text.