Gaya APA
Skelton, Peter. (1996).
Evolution : a biological and palaeontological approach .
Harlow:
Addison-Wesley.
Gaya Chicago
Skelton, Peter.
Evolution : a biological and palaeontological approach.
Harlow:
Addison-Wesley,
1996.
Text.
Gaya MLA
Skelton, Peter.
Evolution : a biological and palaeontological approach.
Harlow:
Addison-Wesley,
1996.
Text.
Gaya Turabian
Skelton, Peter.
Evolution : a biological and palaeontological approach.
Harlow:
Addison-Wesley,
1996.
Print.