Gaya APA
Arofi, M, Z.
(2018).
Biografi kh. abu ubaidah : pejuang "nekat fii sabilillah"
.
Magelang:
UNIMMA Press.
Gaya MLA
Arofi, M, Zuhron.
"Biografi kh. abu ubaidah : pejuang "nekat fii sabilillah"".
Magelang:
UNIMMA Press,
2018.
Textbook.