Principles Of Biology [Christmas Summary Classics]

Christmas Summary Classics
This series contains summary of Classic books such as Emma, Arne, Arabian Nights, Pride and prejudice, Tower of London, Wealth of Nations etc. Each book is specially crafted after reading complete book in less than 30 pages. One who wants to get joy of book reading especially in very less time can go for it.

Principles of Biology
In 1860 Spencer commenced a connected series of philosophical works, designed to unfold in their natural order the principles of biology, psychology, sociology and morality. "Principles of Biology" was published in 1864, and aims to set forth, the general truths of biology as illustrative of, and as interpreted by the laws of evolution. It was revised in 1899.