Pohl, Frederik.

The singers of time / Frederik Pohl & Jack Williamson. - 1st ed. - New York : Doubleday, 1991. - 358 p. ; 22 cm.

"A Foundation book."

ISBN: 0385265077 0385415265 (pbk.) 0553294326 (Bantam pbk.)

LCCN: 90044053 //r95

Index Terms--Genre/Form:
Science fiction.

LC Class. No.: PS3566.O36 / S54 1991

Dewey Class. No.: 813/.54