Gaya APA
Aubert, C.
(1961).
March on! God will provide. The life of Theodore J.Ryken.
.
Boston:
Grimes.
Gaya MLA
Aubert, C.F.X..
"March on! God will provide. The life of Theodore J.Ryken. ".
Boston:
Grimes,
1961.
Buku.