TY  - SER
ED  - Unesco.
TI  - New trends in biology teaching
T2  - The Teaching of basic sciences
SN  - 9231014021 : V-4
U1  - 570.7 23
PY  - 1971/// .1977
CY  -  Paris
PB  - Unesco [etc.]
KW  - Biology
KW  - Study and teaching
KW  - education
KW  - Periodicals
KW  - Biologie
KW  - Étude et enseignement
N1  - Vols. for 1966-71 have parallel title: Tendances nouvelles de l'enseignement de la biologie; Vol.3.--V. 4.--
ER  -