एपीए उद्धरण

Williams, W. B. (1995). Future perfect: Present empowerment: a road map for success in the 21st century. Lisle, IL: Patriot's Pub.

शिकागो स्टाइल उद्धरण

Williams, William B. Future Perfect: Present Empowerment: A Road Map for Success in the 21st Century. Lisle, IL: Patriot's Pub, 1995.

एमएलए उद्धरण

Williams, William B. Future Perfect: Present Empowerment: A Road Map for Success in the 21st Century. Lisle, IL: Patriot's Pub, 1995.