Gaya APA
Limited, T, R, D, A. (1982).
THE INVENTIONS THAT CHANGED THE WORLD .
London:
The Reader\'s Digest Association Limited.
Gaya MLA
Limited, The, Reader's, Digest, Association.
"THE INVENTIONS THAT CHANGED THE WORLD".
London:
The Reader\'s Digest Association Limited,
1982.
Text.