So Simple Crochet uses US crochet terminology.
Simple Stylish Crochet uses UK crochet terminology.

From the US book: Worked primarily in double crochet, this wrap-style coat is designed to maximize the variations of the lightweight boucle yarn in shades of pink & purple.

Measurements are given for four sizes:

• Bust 32-34 in (81-86 cm); Actual width: 35 in (89 cm); Actual length: 31.5 in (80 cm).

• Bust 36-38 in (91-97 cm); Actual width: 39.25 in (100 cm); Actual length: 32 in (81.5 cm).

• Bust 40-42 in (102-107 cm); Actual width: 43.5 in (110.5 cm); Actual length: 32.75 in (83 cm).

• Bust 44-46 in (112-117 cm); Actual width: 47.75 in (121.5 cm); Actual length: 33.5 in (85 cm).

The pattern begins on page 62.