Gaya APA
Punmia, B. et al
(2018).
Theory of Structure
(
Edisi 1)
.
Yogyakarta:
Penerbit Andi.
Gaya MLA
Punmia, B.C.. et al.
"Theory of Structure".
Edisi 1
Yogyakarta:
Penerbit Andi,
2018.
Textbook.