APA Edition Citation

Riddell, R. G. (1977). World food year book 1997. Interdex Associates.

Chicago Edition Citation

Riddell, R G. World Food Year Book 1997. New Zealand: Interdex Associates, 1977.

MLA Edition Citation

Riddell, R G. World Food Year Book 1997. Interdex Associates, 1977.

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