Coba jelasin Rujukan dari Oak dalam bahasa melayu dong

Byfield, Liz (1990) An oak tree, Collins book bus, London : Collins Educational, 0-00-313526-8

Philips, Roger. Trees of North America and Europe, Random House, Inc., New York 0-394-50259-0, 1979.

Logan, William B. (2005) Oak : the frame of civilization, New York ; London : W.W. Norton, 0-393-04773-3

Paterson, R.T. (1993) Use of trees by livestock, 5: Quercus, Chatham : Natural Resources Institute, 0-85954-365-X

Royston, Angela (2000) Life cycle of an oak tree, Heinemann first library, Oxford : Heinemann Library, 0-431-08391-6

Savage, Stephen (1994) Oak tree, Observing nature series, Hove : Wayland, 0-7502-1196-2

Tansley, Arthur G., Sir (1952) Oaks and oak woods, Field study books, London : Methuen.

Żukow-Karczewski, Marek (1988) Dąb – król polskich drzew (Oak – the king of the Polish trees), AURA (A Monthly for the protection and shaping of human environment), 9, 20-21.