APA (7th ed.) Citation

Overfield, D. (1993). Smallholders and marketing groups: A successful combination? Coffee Industry Corporation.

Chicago Style (17th ed.) Citation

Overfield, Duncan. Smallholders and Marketing Groups: A Successful Combination? [Goroka]: Coffee Industry Corporation, 1993.

MLA (9th ed.) Citation

Overfield, Duncan. Smallholders and Marketing Groups: A Successful Combination? Coffee Industry Corporation, 1993.

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