Gaya APA
Niken Widyastuti, S.E., M.M.
().
.
:
.
Gaya Chicago
Niken Widyastuti, S.E., M.M.
.
:
,
.
.
Gaya MLA
Niken Widyastuti, S.E., M.M.
.
:
,
.
.
Gaya Turabian
Niken Widyastuti, S.E., M.M.
.
:
,
.
.