Παραπομπή σε μορφή APA (7η εκδ.)

Ledesma, A. L., & Osner, K. (1988). Ways and steps towards solidarity: Experiences and impetus from a German-Philippine exposure and dialogue program. German Commission Justitia et Pax.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ledesma, Antonio L., και Karl Osner. Ways and Steps Towards Solidarity: Experiences and Impetus from a German-Philippine Exposure and Dialogue Program. Bonn: German Commission Justitia et Pax, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ledesma, Antonio L., και Karl Osner. Ways and Steps Towards Solidarity: Experiences and Impetus from a German-Philippine Exposure and Dialogue Program. German Commission Justitia et Pax, 1988.