Practical research :
leedy, Paul P.
Practical research : Planning and design / Paul D. Leedy and Ormrod, Jeanne Ellis - 11th.ed - India ; Pearson ; c2016. - 407p. : ill,
includes bibliographical reference and index
9789352861941
--science
Q180.55 / .M43 2016
Practical research : Planning and design / Paul D. Leedy and Ormrod, Jeanne Ellis - 11th.ed - India ; Pearson ; c2016. - 407p. : ill,
includes bibliographical reference and index
9789352861941
--science
Q180.55 / .M43 2016