Singer, Charles
A short history of scientific ideas to 1900
Clarendon Press, 1962
 Buku Teks
Stuart, Alan
Basic ideas of scientific sampling
Charles Griffin, 1976
 Buku Teks
Mackenzie, W.J.M.
Biological ideas in politics : an essay on political adaptivity
Penguin books, 1978
 Buku Teks
Mackenzie, W.J.M.
Biological ideas in politics :an essay on political adaptivity
Penguin books, 1978
 Buku Teks
Journal of the history of ideas
Journal of The History of Ideas, Inc, 1961
 Majalah, Jurnal, Buletin