ISBN-13: 9781515048237 / Angielski / Miękka / 2015 / 32 str.
ISBN-13: 9781515048237 / Angielski / Miękka / 2015 / 32 str.
"The Factors of Organic Evolution" from Herbert Spencer. English philosopher, biologist, sociologist, and prominent classical liberal political theorist of the Victorian era (1820-1903).