Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
INFORMATION TO USERS<br />
This manuscnpl has been reproduced from the mimfllm master. UMI films the<br />
ten direclly fmm the original or copy submitted. Thus, some thesis and<br />
dlssertatnn copies are in typewriter face, while others may be from any type of<br />
computer pnnter<br />
The quallhl of this reproduction la dependent upon th qwlky of the copy<br />
submated. Bmkan or indistimt prinl colored or pmr qualty illustrations and<br />
photographs. Print bleedmmqh, substandard margins, and improper alignment<br />
can adversely &cl reprodunion.<br />
In the unlikely event that the amw did not send UMI a complete manusa@t and<br />
there are misnng pages, these will be notd. Also. if unawmrized qydght<br />
material had to be removed, a note will indicate the deletirm.<br />
Oversue malenals (e.g.. maps. dramws, malls) are reproduced by owonmg<br />
the wiginal, bepinning at he upper left-hand comer and continumg from left to<br />
right in equal oectkns wiU7 small ovedaps.<br />
Phacgraphs included in Vie original manusaipl have been repmduoed<br />
xerographically m this w y. Higher quality 6. x 9' black and while photographic<br />
print3 are available for any phMographs M ~llurbaions appearing in this copy for<br />
an additional dlarge. Canacl UMI didy to wder.<br />
Bell & Howell Informatnn and Leamiw<br />
3W Norm Zeeb Road, Ann Arbcr. MI 481061346 U S