Cita APA (7a ed.)

Hegerl, U., Hegerl, U., Hegerl, U., Hegerl, U., Heinz, I., Heinz, I., . . . Reich, H. (2021). The 4-Level Approach: Prevention of Suicidal Behaviour Through Community-Based Intervention. Frontiers Media S.A.

Cita Chicago Style (17a ed.)

Hegerl, Ulrich, Ulrich Hegerl, Ulrich Hegerl, Ulrich Hegerl, Ines Heinz, Ines Heinz, Ainslie O'Connor, Hanna Reich, y Hanna Reich. The 4-Level Approach: Prevention of Suicidal Behaviour Through Community-Based Intervention. Frontiers Media S.A, 2021.

Cita MLA (8a ed.)

Hegerl, Ulrich, et al. The 4-Level Approach: Prevention of Suicidal Behaviour Through Community-Based Intervention. Frontiers Media S.A, 2021.