Gaya APA
RUWANTO, B.
(2015).
FISIKA IS SO FUN
.
Yogyakarta:
Yogyakarta : Kanisius.
Gaya MLA
RUWANTO, BAMBANG.
"FISIKA IS SO FUN".
Yogyakarta:
Yogyakarta : Kanisius,
2015.
Text.