Bruder, R. (1982). Discovering natural foods. Woodbridge Press.
Cita Chicago (17th ed.)Bruder, Roy. Discovering Natural Foods. Woodbridge Press, 1982.
Cita MLA (9th ed.)Bruder, Roy. Discovering Natural Foods. Woodbridge Press, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.