Raw Zucchini Salad

Ingredients

• 2/3 c. cider vinegar
• 1/3 c. vegetable oil
• 1/2 c. sugar
• 1 tsp. salt
• 1/2 tsp. pepper
• 1 small zucchini, sliced thin
• 1 small onion, cut in rings
• 1/2 c. sliced green pepper
• 1/2 c. chopped celery