Ahmed F (2018). Lyrical Life. The Daily Observer, (p. 17). 

Booth DB, Crystal PD, Dickenson AH, Donovan P, Fifield R, Finch P, Taylor B (1986). In M Magnusson, DP Adams, P Barthaund, P Bateman, DR Beddard, DI Blair, DH Blackemore (Eds.), Reader's digest Book of Facts 1(10):12-13. Sydney, NSW: Reader's Digest Services Pty Limited.

Browning R (2006). Rabbi Ben Ezra. In CT Christ, A David, BK Lewalski, L Lipking, GM Logan, DS Lynch, J Stillinger (Eds.), The Norton Anthology of English Literature: The Victorian age (1830 – 1901), 2(8):1305-1306. New York, W.W. Norton and Company Incorporated.

Darwin's theory of evolution (n.d.). 

Hake L, O'Connor C (2008). Genetic mechanisms of sex determination. Nature Education 1(1):25.

Hui AK, Goh C, Ho V, Teng OJ, Rachel T (n.d.). Animal DNA vs plant DNA. 

Keats J (2005). Ode on a Grecian Urn. In M Ferguson, M J Salter, J Stallworthy, A Allison, H Barrows, CR Blake, HM English, Jr. (Eds.), The Norton Anthology of Poetry. (5th ed.,). New York, NY: W.W. Norton and Company, Incorporated P 939.

Lavine TZ (1984). From Socrates to Sartre: The Philosophic Quest. New York, NY: Bantam Books.

McAuliffe K (2011). If Modern Humans Are So Smart, Why Are Our Brains Shrinking?. Discover Magazine. 

Puglia J (n.d.). On the Origin of Life: A history of Ancient Greek Theories. R

Rajguru S (2014). Vedic Human Evolution: A Theory Proved by Darwin. 

Tennyson A (2005). Tithonus. In M Ferguson, MJ Salter, J Stallworthy, A Allison, H Barrows, CR Blake, HM English, Jr. (Eds.), The Norton Anthology of Poetry. (5th ed., p. 1006). New York, NY: W.W. Norton and Company Incorporated.

The Creation of the Heavens and the Earth (n.d.). 

Tieckelmann B (2018). What exactly does cosmic time mean?. 

Ubeda F, Patten MM, Wild G (2014). On the origin of sex chromosomes from meiotic drive. The Royal Society publishing. 
Crossref

Wikipedia contributors (2018). Demiurge. In Wikipedia, The Free Encyclopedia. 

Wikipedia contributors (2018). Primordial soup. In Wikipedia, The Free Encyclopedia.