Seeds, Michael A. <br/><br/>
Horizons :  exploring the universe / 
 Exploring the universe  Voyage through the solar system 
Michael A. Seeds. 
 - 5th ed. 
 - Belmont, CA :  Wadsworth Pub. Co.,  c1998. 
 - xv, 459 p. :  ill. (some col.) ;  28 cm. +  1 computer laser optical disc (4 3/4 in.) 
 - 520 .
<br/><br/> Includes index. 
<br/><br/><br/>System requirements for computer disc: Windows: IBM PC compatible with 33 MHz 386 processor, 8Mb RAM, 256 color monitor and 640x480 resolution, MPC-compatible sound card; Macintosh: 68040 processor (Quadra level), 8Mb RAM, 256 color monitor and 640x480 resolution. 
<br/><br/><label>ISBN: </label>0534524346 (pbk.) 0534541623 (CD-ROM) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Աստղագիտություն
<br/><br/><label>Dewey Class. No.: </label>520