(Cl; 23-142) As is known, the thermal decomposition of alpha. alumina trihydrate leads, by partial decomposition, to an activated alumina characterized by a large specific surface which imparts to it remarkable adsorbent properties. The specific surface of the dehydrated product depends on its water content.
First things first; decide whether you will use double or single quotation marks for the initial quote. If you use single quotations marks, then you should use double quotation marks for a quote within a quote. If you use double quotation marks, then you should use single quotation marks for a quote within a quote. For example: When I say 'immediately,' I mean some time before August, said the manager.
Cite quotes with multiple authors. If you're putting a quote in an APA style essay that has more than one author, then you'll just have to use the ampersand (the & symbol) to combine the names of the two authors, in alphabetical order.