APA Style
Sís, P., Darwin, C. (2003).
The tree of life :a book depicting the life of Charles Darwin, naturalist, geologist & thinker (1st ed.).
New York ::
Farrar Straus Giroux,.
MLA Style
Sís, Peter,., Darwin, Charles,.
"The tree of life :a book depicting the life of Charles Darwin, naturalist, geologist & thinker".
1st ed.
New York ::
Farrar Straus Giroux,,
2003.
Text.