Referencing an idea / a quotation using the APA 06

Referencing ideas

Crystal (1997) predicted that English, as it has attained its status as a major global language, will be fragmented, its use and form would be varied depending on the local context. 

OR

As English has attained its status as a global language, its form and use will be fragmented, depending on the local context (Crystal, 1997).

Referencing quotations

As a major global language, there would be a variety of Englishes. "Inevitably, the emergence of new Englishes raises the specter of fragmentation" (Crystal, 1997, p.  134).