TY  - BOOK
AU  - Arny,Thomas
TI  - Explorations: an introduction to astronomy 
SN  - 0072282495 (acidfree paper)
AV  - QB45 .A77 2000
U1  - 520 21
PY  - 2000///
CY  - Boston
PB  - McGraw-Hill
KW  - Astronomy
N1  - Includes bibliographical references and index
ER  -