Gaya APA
Schweitzer, A. (1974).
More from the primeval forest, [4th impr.]. Cet.pertama 1958. .
Collins:
Fontana Books.
Gaya MLA
Schweitzer, Albert..
"More from the primeval forest, [4th impr.]. Cet.pertama 1958. ".
Collins:
Fontana Books,
1974.
Buku.