Monette, Duane R. Applied social research : tool for the human services / Duane R. Monette, Thomas J. Sullivan, Cornell R. DeJong. - 4th ed. - Fort Worth : Harcourt Brace College Publishers, c1998. - xiv, 527 p. : ill. ; 24 cm. ISBN: 003019444X LCCN: 97075356 LC Class. No.: HV11 .M59 1998 / .M59 1998 Dewey Class. No.: 361/.007/2