APA (7th ed.) Citation

Steger, R. E. (1975). Managing to prevent and reduce losses to poisonous plants. [publisher not identified].

Chicago Style (17th ed.) Citation

Steger, R. E. Managing to Prevent and Reduce Losses to Poisonous Plants. [Tex.]: [publisher not identified], 1975.

MLA (9th ed.) Citation

Steger, R. E. Managing to Prevent and Reduce Losses to Poisonous Plants. [publisher not identified], 1975.