Dostupnost

Johnson, Norman Lloyd, ed. a Smith, Harry, ed. New developments in survey sampling: a symposium on the foundations of survey sampling, held at the University of North Carolina, Chapel Hill, North Carolina. New York: John Wiley & Sons, ©1969. xvi, 732 s. ISBN 0-471-44487-1.

Johnson, N. L., & Smith, H. (1969). New developments in survey sampling: A symposium on the foundations of survey sampling, held at the University of North Carolina, Chapel Hill, North Carolina. New York: John Wiley & Sons.

Johnson, Norman Lloyd, and Harry Smith. New Developments in Survey Sampling: A Symposium On the Foundations of Survey Sampling, Held At the University of North Carolina, Chapel Hill, North Carolina. New York: John Wiley & Sons, 1969.

Johnson, Norman Lloyd, and Harry Smith. New Developments in Survey Sampling: A Symposium On the Foundations of Survey Sampling, Held At the University of North Carolina, Chapel Hill, North Carolina. New York: John Wiley & Sons, 1969.