It's a bit old, but imo a really interesting book that still has good insights (and has been very influential) is Douglas McGregor's
The Human Side of the Enterprise (1960):
http://www.amazon.com/gp/product/0071462228/ref=as_li_ss_tl?...It originated the idea that management is based (even if implicitly) on a combination of two competing theories: "Theory X", which assumes employees are inclined towards laziness and misdirection, so management is the science and art of controlling, steering, and incentivizing them; and "Theory Y", which assumes employees are motivated and self-directed, so management is the science and art of enabling them.