Gaya APA
The book of popular science. (1974).
Canada:
Grolier.
Gaya Chicago
The book of popular science.
.
Canada:
Grolier,
1974.
Text.
Gaya MLA
The book of popular science.
.
Canada:
Grolier,
1974.
Text.
Gaya Turabian
The book of popular science.
Canada:
Grolier,
1974.
Print.