Gaya APA
RAVEN, Peter H., Johnson, George B.. (1996).
Biology (4 th. ed.).
Boston:
WCB McGraw-Hill.
Gaya Chicago
RAVEN, Peter H., Johnson, George B..
Biology.
4 th. ed.
Boston:
WCB McGraw-Hill,
1996.
.
Gaya MLA
RAVEN, Peter H., Johnson, George B..
Biology.
4 th. ed.
Boston:
WCB McGraw-Hill,
1996.
.
Gaya Turabian
RAVEN, Peter H., Johnson, George B..
Biology.
4 th. ed.
Boston:
WCB McGraw-Hill,
1996.
.