Mason, E. J., & Bramble, W. J. [ca. 1978]. Understanding and conducting research : applications in education and the behavioral sciences [Book]. New York [u.a.]: Mc Graw-Hill.

MASON, Emanuel J. und BRAMBLE, William J., 1978. Understanding and conducting research : applications in education and the behavioral sciences. New York [u.a.]: Mc Graw-Hill. ISBN 0070406979.

Mason, E. J., und W. J. Bramble. Understanding and conducting research : applications in education and the behavioral sciences. book, Mc Graw-Hill, 1978.

Mason, Emanuel J./Bramble, William J.: Understanding and conducting research : applications in education and the behavioral sciences, New York [u.a.] 1978.

Mason, E.J. und Bramble, W.J. (1978), Understanding and conducting research : applications in education and the behavioral sciences, Bd. , Mc Graw-Hill, New York [u.a.].