Gaya APA

Perez, R, X., Conkey, A, P. (2012). Is My Machine OK?: A Field Guide to Assesing Process Machinery . New York: Industrial Press, 2012.

Gaya MLA

Perez, Robert, X., Conkey, Andrew, P. "Is My Machine OK?: A Field Guide to Assesing Process Machinery". New York: Industrial Press, 2012, 2012. Text.