Gaya APA
Downs, James F., Bleibtreu, Hermann K.. (1969).
Human variation : an introduction to physical anthropology .
California:
Glencoe Press.
Gaya Chicago
Downs, James F., Bleibtreu, Hermann K..
Human variation : an introduction to physical anthropology.
California:
Glencoe Press,
1969.
Text.
Gaya MLA
Downs, James F., Bleibtreu, Hermann K..
Human variation : an introduction to physical anthropology.
California:
Glencoe Press,
1969.
Text.
Gaya Turabian
Downs, James F., Bleibtreu, Hermann K..
Human variation : an introduction to physical anthropology.
California:
Glencoe Press,
1969.
Print.