Παραπομπή σε μορφή APA (7η εκδ.)

Maryana ., L. K., , P. D. E. F., & , D. D. S. (2013). Permeability Of Interlanguage System: A Case Study OfStudents Learning English As A Foreign LanguageIn SMP Muhammadiyah 5 Surakarta.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Maryana ., Lestari Kelik, Prof. Dr. Endang Fauziati , και Drs. Djoko Srijono. Permeability Of Interlanguage System: A Case Study OfStudents Learning English As A Foreign LanguageIn SMP Muhammadiyah 5 Surakarta. 2013.

Παραπομπή σε μορφή MLA (9th εκδ.)

Maryana ., Lestari Kelik, et al. Permeability Of Interlanguage System: A Case Study OfStudents Learning English As A Foreign LanguageIn SMP Muhammadiyah 5 Surakarta. 2013.