public function getUserInfo(array $ususers, array $usprop = null)
	{
		// Build the request path.
		$path = '?action=query&list=users';

		// Append users to the request.
		$path .= '&ususers=' . $this->buildParameter($ususers);

		if (isset($usprop))
		{
			$path .= '&usprop' . $this->buildParameter($usprop);
		}

		// Send the request.
		$response = $this->client->get($this->fetchUrl($path));

		return $this->validateResponse($response);
	}