Although some sources may provide full text of research instruments, others may only provide a review or information about a study which used the research instrument. If you have found a specific instrument and need to find full text, try the following:
It is important to realize that research instruments are copyrighted. Even if an instrument is available full text in a published source, you must obtain permission from the author to use the instrument in a research project unless the source states that the instrument is free for use by researchers.