Gaya APA
Hartanto, T.
(2016).
Buku Ajar Digestive Sistem 2
.
Tuban:
Stikes NU Tuban.
Gaya MLA
Hartanto, Tunggul.
"Buku Ajar Digestive Sistem 2".
Tuban:
Stikes NU Tuban,
2016.
Teks.