Gaya APA
Drechsel, H., Zejda, M.
(2005).
Zdenek Kopal's Binary Star Legacy
(
1st ed.)
.
Dordrecht:
Springer.
Gaya MLA
Drechsel, Horst.., Zejda, Miloslav..
"Zdenek Kopal's Binary Star Legacy".
1st ed.
Dordrecht:
Springer,
2005.
E Book.