Practical research/ planning and design.
Leedy, Paul D.
Practical research/ planning and design. by Paul D. Leedy - 5th ed. - New York: Macmillan publishing company, 1993 - xiv, 348 p. ill.
includes bibliographical references and indexes
0-02-369242-1
Practical research/ planning and design. by Paul D. Leedy - 5th ed. - New York: Macmillan publishing company, 1993 - xiv, 348 p. ill.
includes bibliographical references and indexes
0-02-369242-1