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Dyfyniad Arddull ChicagoWiseman, John. SAS Survival Handbook: For Any Climate, in Any Situation. Rev. ed. New York, N.Y: Collins, 2009.
Dyfyniad MLAWiseman, John. SAS Survival Handbook: For Any Climate, in Any Situation. Rev. ed. Collins, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.