Gaya APA
Cohen, Michael R [et.al]. (1993).
Discover Science .
Illionis:
.
Gaya Chicago
Cohen, Michael R [et.al].
Discover Science.
Illionis:
,
1993.
Buku.
Gaya MLA
Cohen, Michael R [et.al].
Discover Science.
Illionis:
,
1993.
Buku.
Gaya Turabian
Cohen, Michael R [et.al].
Discover Science.
Illionis:
,
1993.
Buku.