TY  - BOOK
AU  - Heinlein,Robert A.
TI  - A Heinlein trio
AV  - PS3515.E288 H45 1956
U1  - 813/.5/4 
PY  - 1956///]
CY  - Garden City, N.Y.
PB  - Nelson Doubleday, Inc.
KW  - Science fiction
KW  - gsafd
N1  - Contents: The puppet masters. -- Double star. -- The door into summer
ER  -