Gaya APA
BLAKE, Jim.; ERNST, Barbara. (1938).
The great perpetual learning machine .
Canada:
Little, Brown and Company Boston-Toronto.
Gaya Chicago
BLAKE, Jim.; ERNST, Barbara.
The great perpetual learning machine.
Canada:
Little, Brown and Company Boston-Toronto,
1938.
Text.
Gaya MLA
BLAKE, Jim.; ERNST, Barbara.
The great perpetual learning machine.
Canada:
Little, Brown and Company Boston-Toronto,
1938.
Text.
Gaya Turabian
BLAKE, Jim.; ERNST, Barbara.
The great perpetual learning machine.
Canada:
Little, Brown and Company Boston-Toronto,
1938.
Print.