APA (7th ed.) Citation

Price, D. R. (1977). Is energy being wasted in producing food? [publisher not identified].

Chicago Style (17th ed.) Citation

Price, D. R. Is Energy Being Wasted in Producing Food? [U.S.]: [publisher not identified], 1977.

MLA (8th ed.) Citation

Price, D. R. Is Energy Being Wasted in Producing Food? [publisher not identified], 1977.