Teacher's study guide on the biology of human populations.

Bibliografiska uppgifter
Institutionell upphovsman:	Unesco
Materialtyp:	Bok
Språk:	English
Publicerad:	Paris Unesco Press 1975-
Ämnen:	Human biology > Study and teaching (Secondary). Human ecology > Study and teaching (Secondary). Population > Study and teaching (Secondary). Biology > Study and teaching (Secondary).