Customers vs Employees.

I'm currently new to using Suitetalk, but have a solid background as a Java developer. My end goal is to get the sales data for every employee at my company. I've been playing with the sample project from the netsuite site, but the syntax isn't making sense to me. To create a new Customer, the example code gives the following:

Customer customer = (Customer) response.getRecord();

Since Employees and Customers are both entities, I assumed that to get an employee in the same context would be

Employee employee= (Employee) response.getRecord();

I also assumed that the Employee packages you would need to import would mirror the Customer packages, so I include