(1998). EXPERIMENT WITH THE FREQUENCY (In lần thứ 1.). SystemTechnik: Training in Technology.
शिकागो स्टाइल उद्धरणEXPERIMENT WITH THE FREQUENCY. In lần thứ 1. SystemTechnik: Training in Technology, 1998.
एमएलए उद्धरणEXPERIMENT WITH THE FREQUENCY. In lần thứ 1. SystemTechnik: Training in Technology, 1998.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.