Gaya APA
Evolution : the four billion year war. (1996).
England:
Longman.
Gaya Chicago
Evolution : the four billion year war.
.
England:
Longman,
1996.
Text.
Gaya MLA
Evolution : the four billion year war.
.
England:
Longman,
1996.
Text.
Gaya Turabian
Evolution : the four billion year war.
England:
Longman,
1996.
Print.