Gaya APA
Sunarto, A.
(2011).
4M, Ma'arifat, Mahabban, Muraqabah, Muhasabah
(
2011)
.
Jombang:
Ampel Mulia.
Gaya MLA
Sunarto, Achmad.
"4M, Ma'arifat, Mahabban, Muraqabah, Muhasabah".
2011
Jombang:
Ampel Mulia,
2011.
Buku.