TY  - BOOK
AU  - Kennedy, George C
AU  - Brode, Wallace R [series editor]
AU  - Delahay, Paul
AU  - Verhodgen, John
TI  - Sigma X- RESA
U1  - 500 
PY  - 1962///
CY  - New Haven
PB  - Yale University Press
KW  - Biology
KW  - Science and the humanities
N1  - National lecturship 1959 and 1960
ER  -