एपीए उद्धरण

Gobbens, R. J., Boersma, P., Uchmanowicz, I., & Santiago, L. M. (2020). The Tilburg Frailty Indicator (TFI): New Evidence for Its Validity. Clin Interv Aging.

शिकागो स्टाइल उद्धरण

Gobbens, Robbert JJ, Petra Boersma, Izabella Uchmanowicz, और Livia Maria Santiago. "The Tilburg Frailty Indicator (TFI): New Evidence for Its Validity." Clin Interv Aging 2020.

एमएलए उद्धरण

Gobbens, Robbert JJ, Petra Boersma, Izabella Uchmanowicz, और Livia Maria Santiago. "The Tilburg Frailty Indicator (TFI): New Evidence for Its Validity." Clin Interv Aging 2020.