TY  - BOOK
AU  - Abastillas, Vivencio N.--
TI  - Introduction to astronomy
SN  - 9710603817
U1  - Elem 520 Ab18 1996 
PY  - 1996///
CY  - Abastillas, Vivencio N.
PB  - Phoenix Publishing House
KW  - Astronomy
N1  - includes bibliographical references and indexes
ER  -