The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off

Copyright 2012© American Library Association

Article Views (By Year/Month)

2026
January: 3
2025
January: 4
February: 11
March: 7
April: 11
May: 9
June: 15
July: 8
August: 12
September: 24
October: 15
November: 22
December: 32
2024
January: 3
February: 1
March: 3
April: 6
May: 5
June: 4
July: 3
August: 9
September: 1
October: 0
November: 4
December: 5
2023
January: 2
February: 2
March: 0
April: 6
May: 1
June: 0
July: 1
August: 1
September: 2
October: 1
November: 2
December: 4
2022
January: 0
February: 2
March: 1
April: 0
May: 3
June: 1
July: 2
August: 3
September: 1
October: 2
November: 4
December: 1
2021
January: 0
February: 4
March: 0
April: 3
May: 2
June: 1
July: 2
August: 1
September: 3
October: 3
November: 2
December: 2
2020
January: 3
February: 3
March: 0
April: 2
May: 5
June: 0
July: 1
August: 3
September: 1
October: 1
November: 1
December: 3
2019
January: 4
February: 7
March: 5
April: 2
May: 6
June: 6
July: 5
August: 7
September: 3
October: 6
November: 2
December: 2
2018
January: 3
February: 3
March: 3
April: 5
May: 5
June: 4
July: 0
August: 3
September: 2
October: 1
November: 5
December: 6
2017
April: 0
May: 4
June: 2
July: 3
August: 3
September: 5
October: 1
November: 2
December: 2