APA-čujuhus (7. p.)
BALSAM, A., & ROGERS, B. (1990). FOODSERVICE TRENDS IN THE ELDERLY NUTRITION PROGRAM.
Chicago-čujuhus (17. p.)
BALSAM, A.L, juo B.L ROGERS. FOODSERVICE TRENDS IN THE ELDERLY NUTRITION PROGRAM. 1990.
MLA-čujuhus (9. p.)
BALSAM, A.L, juo B.L ROGERS. FOODSERVICE TRENDS IN THE ELDERLY NUTRITION PROGRAM. 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.