This citation is for a book (A). According to APA rule of citations, the structure must be: Author Last Name, Initial of their first name. (Year of Publication). Title of the work in italics. Publisher city, State: Publisher. Which is the same as the given example. This example is particularly citated from a book on how to join the Federal Bureau of Investigation (FBI), that is an institution in which special agents work for the government and must conduct investigations according to federal laws.
Islam promoted trade between West Africa and the Mediterranean. The religion developed and widened the trans-Saharan Caravan trade. The trade enriched the West African and the Muslim traders. Muslims from North Africa came in their numbers and settled in the commercial centres.