Style de citation APA (7e éd.)

Flennert, M., König, H., & Hajek, A. (2019). The association between voluntary work and health care use among older adults in Germany. BMC.

Style de citation Chicago (17e éd.)

Flennert, Maike, Hans-Helmut König, et André Hajek. The Association Between Voluntary Work and Health Care Use Among Older Adults in Germany. BMC, 2019.

Style de citation MLA (9e éd.)

Flennert, Maike, et al. The Association Between Voluntary Work and Health Care Use Among Older Adults in Germany. BMC, 2019.