You will need a circular needle to accommodate the large number of stitches. Use as you would a straight needle, working stitches back and forth.

Finished measurements:
Bust circumference - 38(41.75, 45.5, 49.5, 53.75)“ 96.5 (105, 115.5, 126, 136.5) cm
Finished length: 19.75(20.5, 21.25, 21.75, 22.75)” 50(52, 54, 55.5, 57.5) cm
Sleeve to underarm: 12.5(12.5, 13, 13, 13)“ 32(32 ,33, 33, 33) cm

Yarn used:
Rowan Alpaca Classic
Shade 118 Cinnamon - 7(8, 8, 9, 9) balls