1. Binary and multiple systems of stars
Author: Batten, A. H, Alan Henry
Library: Central Library of Sharif University of Technology (Tehran)
Subject: ، Double stars,، Stars, Triple
Classification :
QB
821
.
B37
1973
2. Binary and multiple systems of stars
Author: / by Alan H. Batten
Library: Central Library and Documents Center of Mazandaran University (Mazandaran)
Subject: Double stars,Stars, Triple
Classification :
QB821
.
B37
1973
