APA-referens (7:e uppl.)

Georgiev, S., & Zennir, K. (2022). Boundary value problems on time scales. CRC Press, an imprint of the Taylor & Francis Group.

Chicago-referens (17:e uppl.)

Georgiev, Svetlin, och Khaled Zennir. Boundary Value Problems on Time Scales. Boca Raton, FL: CRC Press, an imprint of the Taylor & Francis Group, 2022.

MLA-referens (9:e uppl.)

Georgiev, Svetlin, och Khaled Zennir. Boundary Value Problems on Time Scales. CRC Press, an imprint of the Taylor & Francis Group, 2022.