yuk yuk got lost in the hand

BURNShurtz

only been on the table for 1 round so dont know anyting about anyone on table, pick up a playable hand but as the game goes on the just gets worse. my biggest problem is the river, what do i do??

Player	Action	Cards	Amount	Pot	Balance
elaine311	Small blind		£0.02	£0.02	£1.93
SINGA	Big blind		£0.04	£0.06	£3.05
HandsomeJJ	Big blind		£0.04	£0.10	£1.46
	Your hole cards	J A
winky991	Fold
BURNShurtz	Raise		£0.20	£0.30	£3.62
HandsomeJJ	Call		£0.16	£0.46	£1.30
slackalice	Fold
elaine311	Fold
SINGA	Call		£0.16	£0.62	£2.89
Flop
		3 3 10
SINGA	Check
BURNShurtz	Bet		£0.31	£0.93	£3.31
HandsomeJJ	Call		£0.31	£1.24	£0.99
SINGA	Fold
Turn
		A
BURNShurtz	Bet		£0.62	£1.86	£2.69
HandsomeJJ	Call		£0.62	£2.48	£0.37
River
		K
BURNShurtz	????

BURNShurtz

should i put him allin as he only has .37p left??