Gaya APA
The book of popular science
.
(1971).
:
Grolier.
Gaya Chicago
The book of popular science
.
.
:
Grolier,
1971.
.
Gaya MLA
The book of popular science
.
.
:
Grolier,
1971.
.
Gaya Turabian
The book of popular science
.
:
Grolier,
1971.
.