APA (7th ed.) Citation

Knollmann, M., & Reissner, V. Validation of the parent version of the inventory of school attendance problems (ISAP-P). Frontiers Media S.A.

Chicago Style (17th ed.) Citation

Knollmann, Martin, and Volker Reissner. Validation of the Parent Version of the Inventory of School Attendance Problems (ISAP-P). Frontiers Media S.A.

MLA (9th ed.) Citation

Knollmann, Martin, and Volker Reissner. Validation of the Parent Version of the Inventory of School Attendance Problems (ISAP-P). Frontiers Media S.A.

Warning: These citations may not always be 100% accurate.