Jelaskan Rujukan dari Ikan aya dalam bahasa melayu

Pacific skipjack tuna NOAA FishWatch. Retrieved 5 November 2012.

Western Atlantic skipjack tuna NOAA FishWatch. Retrieved 5 November 2012.

Clover, Charles. 2004. The End of the Line: How overfishing is changing the world and what we eat. Ebury Press, London. ISBN 0-09-189780-7