Gaya APA
Barr, Donal. (1987).
The Science Library # III Atomic Energy Chemistry Rocks and Minerals .
:
Ferguson.
Gaya Chicago
Barr, Donal.
The Science Library # III Atomic Energy Chemistry Rocks and Minerals.
:
Ferguson,
1987.
Reference.
Gaya MLA
Barr, Donal.
The Science Library # III Atomic Energy Chemistry Rocks and Minerals.
:
Ferguson,
1987.
Reference.
Gaya Turabian
Barr, Donal.
The Science Library # III Atomic Energy Chemistry Rocks and Minerals.
:
Ferguson,
1987.
Reference.