Παραπομπή σε μορφή APA (7η εκδ.)

Attema, P. A. J. (1993). An archaeological survey in the Pontine Region: A contribution to the early settlement of South Lazio 900-100 BC. Archeologisch Centrum Groningen Rijksuniversiteit Groningen.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Attema, P. A. J. An Archaeological Survey in the Pontine Region: A Contribution to the Early Settlement of South Lazio 900-100 BC. Groningen: Archeologisch Centrum Groningen Rijksuniversiteit Groningen, 1993.

Παραπομπή σε μορφή MLA (8th εκδ.)

Attema, P. A. J. An Archaeological Survey in the Pontine Region: A Contribution to the Early Settlement of South Lazio 900-100 BC. Archeologisch Centrum Groningen Rijksuniversiteit Groningen, 1993.