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The American Psychological Association (APA) is a scientific and professional organization that represents psychologists in the United States. APA educates the public about psychology, behavioral science, and mental health; promotes psychological sci...

The ASME vision for mechanical engineering is to be the premier organization for promoting the art, science and practice throughout the world.

AIChE has diverse and reliable resources that keep you up-to-the-minute. Resources offered by AIChE include: Chemical Engineering Progress(CEP); The AIChE eLibrary; Powered by Knovel; AIChE Journal; Process Safety Progress; Environmental Progress; an...

ZANC Zarthoshti Anjuman of Northern California

ACI is a technical and educational society dedicated to improving the design, construction, maintenance and repair of concrete structures.

AAPT Home page

international society devoted to the advancement and promotion of the value methodology, value engineering, value analysis or value management

ASTM International develops international standards for materials, products, systems and services used in construction, manufacturing and transportation. ASTM standard specifications and test methods define uniform requirements and procedures.