Παραπομπή σε μορφή APA (7η εκδ.)

Sia, N. C. (1979). The new rental law: Questions and answers on batas pambansa blg. 25 in English and Pilipino. [publisher not identified].

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sia, Norma Chionglo. The New Rental Law: Questions and Answers on Batas Pambansa Blg. 25 in English and Pilipino. [place of publication not identified]: [publisher not identified], 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sia, Norma Chionglo. The New Rental Law: Questions and Answers on Batas Pambansa Blg. 25 in English and Pilipino. [publisher not identified], 1979.