Gaya APA
BARNES-SVARNEY, P, L. (2000).
Through the telescope : a guide for the amateur astronomer / Patricia L.Barnes-Svarney .
New York:
McGraw Hill.
Gaya MLA
BARNES-SVARNEY, Patricia, L..
"Through the telescope : a guide for the amateur astronomer / Patricia L.Barnes-Svarney".
New York:
McGraw Hill,
2000.
Text.