/**
  * Returns an account group
  *
  * @param string $id API ID
  *
  * @return Product
  */
 public function getSingle($id)
 {
     $response = parent::getSingle($id);
     return new Product($response);
 }
 /**
  * Returns an account group
  *
  * @param string $id API ID
  *
  * @return SalesTaxRuleset
  */
 public function getSingle($id)
 {
     $response = parent::getSingle($id);
     return new SalesTaxRuleset($response);
 }
 /**
  * Returns an account group
  *
  * @param string $id API ID
  *
  * @return AccountGroup
  */
 public function getSingle($id)
 {
     $response = parent::getSingle($id);
     return new AccountGroup($response);
 }
 /**
  * Returns an account group
  *
  * @param string $id API ID
  *
  * @return Invoice
  */
 public function getSingle($id)
 {
     $response = parent::getSingle($id);
     return new Invoice($response);
 }
 /**
  * Returns an account group
  *
  * @param string $id API ID
  *
  * @return BankPayment
  */
 public function getSingle($id)
 {
     $response = parent::getSingle($id);
     return new BankPayment($response);
 }