Elementary school science for the 90's

Bibliografiset tiedot
Yhteisötekijät:	Association for Supervision and Curriculum Development, Network, Inc, National Center for Improving Science Education (U.S.) Biological Sciences Curriculum Study
Muut tekijät:	Loucks-Horsley, Susan
Aineistotyyppi:	Kirja
Kieli:	englanti
Julkaistu:	Alexandria, VA Association for Supervision and Curriculum Development c1990.
Aiheet:	Science > Study and teaching (Elementary) > United States.