Gaya APA
Yu, S., 于中一, .
(1970).
KEY to PRAYER, THE = 禱告的關鍵
(
First)
.
Taipei City (台北市:
住著隱形.
Gaya MLA
Yu, Stanley., 于中一, .
"KEY to PRAYER, THE = 禱告的關鍵".
First
Taipei City (台北市:
住著隱形,
1970.
Text.