/// <summary>
/// Get entity from invoices by key
/// </summary>
/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='invoiceid'>
/// key: invoiceid of invoice
/// </param>
/// <param name='select'>
/// Select properties to be returned
/// </param>
/// <param name='expand'>
/// Expand related entities
/// </param>
public static MicrosoftDynamicsCRMinvoice GetByKey(this IInvoices operations, string invoiceid, IList <string> select = default(IList <string>), IList <string> expand = default(IList <string>))
{
return(operations.GetByKeyAsync(invoiceid, select, expand).GetAwaiter().GetResult());
}