Johns, Mary.

Innovations sciences. niveau 3 / manuel d'élève : Mary Johns, Rod Peturson, Ron Mutton. - Montr'eal :$bÉditions de la Chenelière,c1996. - 264. ; 28 cm.

Translation of : Innovations in science. Level 3.

ISBN: 2893103715

Subjects--Topical Terms:
Science--Study and teaching (Elementary).
Science--Study and teaching (Elementary)--Handbooks, manuals, etc.