APA Citation

Duckworth, R. B., & Duckworth, R. B. (1966). Fruit and vegetables (1. edition --.). Oxford.

Chicago Style Citation

Duckworth, Ronald Barret, and Ronald Barret Duckworth. Fruit and Vegetables. 1. edition --. Oxford, 1966.

MLA Citation

Duckworth, Ronald Barret, and Ronald Barret Duckworth. Fruit and Vegetables. 1. edition --. Oxford, 1966.

Warning: These citations may not always be 100% accurate.