Desarrollo Y Aplicacion De Un Indice De Calidad De… This investigation presents the development of a water quality index (WQI) for the rivers in Puerto Rico. This index intent to classify the water quality in a scale from 0 to 100 according to the evaluate constituent and this allow to classify the water according to its state, good, moderate,…
Qué Es El Islam? Quiénes Son Los Musulmanes? Spanish… This Booklet is available in Spanish as well as in English. It is full color and is especially designed as a Da‘wah tool to built the bridge between Muslims and non-Muslims. It is an excellent effort to promote the understanding about Muslims and Islam and has been declared as one…
¡pop! Presión Del Aire Y Del Agua (pop! Air And… What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the…
¡pop! Presión Del Aire Y Del Agua (pop! Air And… What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the…
