Oregon State Univ., C. C. E. S., Washington State Univ., P. C. E. S., Idaho Univ., M. C. E. S., Schmall, V. L., & Nay, T. (1993). Helping Your Older Family Member Handle Finances. A Pacific Northwest Extension Publication. PNW 344.
Παραπομπή σε μορφή Chicago (17η εκδ.)Oregon State Univ., Corvallis. Cooperative Extension Service., Pullman. Cooperative Extension Service Washington State Univ., Moscow. Cooperative Extension Service Idaho Univ., Vicki L. Schmall, και Tim Nay. Helping Your Older Family Member Handle Finances. A Pacific Northwest Extension Publication. PNW 344. 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)Oregon State Univ., Corvallis. Cooperative Extension Service., et al. Helping Your Older Family Member Handle Finances. A Pacific Northwest Extension Publication. PNW 344. 1993.