Encyclopaedia Britannica Educational Corporation, & Encyclopaedia Britannica Educational Corporation. (1982). Explaining matter: Chemical change. Chicago, III.: Encyclopaedia Britannica Educational Corp.
Citación estilo ChicagoEncyclopaedia Britannica Educational Corporation, y Encyclopaedia Britannica Educational Corporation. Explaining Matter: Chemical Change. Chicago, III.: Encyclopaedia Britannica Educational Corp, 1982.
Cita MLAEncyclopaedia Britannica Educational Corporation, y Encyclopaedia Britannica Educational Corporation. Explaining Matter: Chemical Change. Chicago, III.: Encyclopaedia Britannica Educational Corp, 1982.
Precaución: Estas citas no son 100% exactas.