Practical research : planning and design.

Leedy, Paul D.

Practical research : planning and design. - 7th ed. / Paul D. Leedy, Jeanne Ellis Ormrod. - Upper Saddle River, N.J. : Merrill Prentice Hall, 2001. - xx, 318 p. : ill. ; 28 cm.

Includes bibliographical references and index.

0139603603


Research -- Methodology.

Q180.55.M4 / L43 2001