APA (7th ed.) Citation

Weidmann, C., Müller-Steinhardt, M., Schneider, S., & Klüter, H. (2012). Characteristics of lapsed German whole blood donors and barriers to return four years after the initial donation. Karger.

Chicago Style (17th ed.) Citation

Weidmann, Christian, Michael Müller-Steinhardt, Sven Schneider, and Harald Klüter. Characteristics of Lapsed German Whole Blood Donors and Barriers to Return Four Years After the Initial Donation. Basel: Karger, 2012.

MLA (9th ed.) Citation

Weidmann, Christian, et al. Characteristics of Lapsed German Whole Blood Donors and Barriers to Return Four Years After the Initial Donation. Karger, 2012.