Cite
A Simplified Dispersion-Photometer
MLA
Ayrton, W. E., and John Perry. A Simplified Dispersion-Photometer. Dec. 1881. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.od......2659..e71121e6b34f1e4648a7892583cad40a&authtype=sso&custid=ns315887.
APA
Ayrton, W. E., & Perry, J. (1881). A Simplified Dispersion-Photometer.
Chicago
Ayrton, W. E., and John Perry. 1881. “A Simplified Dispersion-Photometer,” December. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.od......2659..e71121e6b34f1e4648a7892583cad40a&authtype=sso&custid=ns315887.