TY  - BOOK
ED  - Unesco.
TI  - Teacher's study guide on the biology of human populations
SN  - 9231012789 (v. 1)
AV  - QP34.5 .T4 1975
U1  - 301.31 
PY  - 1975///-
CY  - Paris
PB  - Unesco Press
KW  - Human biology
KW  - Study and teaching (Secondary)
KW  - Human ecology
KW  - Population
KW  - Biology
N1  - Issued also in French and Spanish; Bibliography: [1], p. 453-454; [2], p. 437-438; [1] Africa.--[2] Asia
ER  -