Gaya APA
Widyastuti, T.
(2017).
Akuntansi Biaya : Pendekatan Activity Based Costing
.
Yogyakarta:
Expert.
Gaya MLA
Widyastuti, Tri.
"Akuntansi Biaya : Pendekatan Activity Based Costing".
Yogyakarta:
Expert,
2017.
Buku.