Gaya APA
life-books, R, M, A, T, E, O, T. (1962 1964 197).
Evolution seri life Nature library .
Canada:
Time Life Books.
Gaya MLA
life-books, Ruth, Moore, And, The, Editors, Of, Time.
"Evolution seri life Nature library".
Canada:
Time Life Books,
1962 1964 197.
Text.