Gaya APA
Sis, Peter. (2003).
The tree of life : a book depicting the life of Charles Darwin, naturalist, geologist and thinker .
New York:
Frances Foster Books.
Gaya Chicago
Sis, Peter.
The tree of life : a book depicting the life of Charles Darwin, naturalist, geologist and thinker.
New York:
Frances Foster Books,
2003.
Text.
Gaya MLA
Sis, Peter.
The tree of life : a book depicting the life of Charles Darwin, naturalist, geologist and thinker.
New York:
Frances Foster Books,
2003.
Text.
Gaya Turabian
Sis, Peter.
The tree of life : a book depicting the life of Charles Darwin, naturalist, geologist and thinker.
New York:
Frances Foster Books,
2003.
Print.