Gaya APA
Leeden, A, V, D.
(1993).
Ma'ya: a language study, A. Phonology.
.
Jakarta:
LIPI & RUL.
Gaya MLA
Leeden, A.C., Van, Der.
"Ma'ya: a language study, A. Phonology. ".
Jakarta:
LIPI & RUL,
1993.
Buku.