TY  - BOOK
AU  - Isaacs,Leonard
TI  - Darwin to double helix: the biological theme in science fiction 
SN  - 040871302X
AV  - PR 830 .S35 I8
PY  - 1977///
CY  - London, Boston
PB  - Butterworths
KW  - Science fiction, English
KW  - History and criticism
KW  - Science fiction, American
KW  - Evolution (Biology) in literature
KW  - Literature and science
KW  - English-speaking countries
N1  - Includes bibliographies
ER  -