Apple (CFW 202)

Instructions for the model were published in many books by Shuzo Fujimoto, and magazines, including:

• Twist Origami II, page 24
• Invitation to Creative Playing with Origami, page 131
• Twist Folds, Shuzo Fujimoto, ISBN 9784416312001, pages 72-73
• BOS Magazine #102 (published by the British Origami Society), page 8
• BOS Convention Book Autumn 1982, page 31
• Origami Tanteidan Magazine 157, page 8

If you prefer video tutorials, I recommend the one made by Sara Adams.