APA-Zitierstil (7. Ausg.)

Prasertkul, L. (1959). Student problems of the U.P. Preparatory high school. s.n.].

Chicago-Zitierstil (17. Ausg.)

Prasertkul, Ladda. Student Problems of the U.P. Preparatory High School. [Quezon City: s.n.], 1959.

MLA-Zitierstil (9. Ausg.)

Prasertkul, Ladda. Student Problems of the U.P. Preparatory High School. s.n.], 1959.