Παραπομπή σε μορφή APA (7η εκδ.)

Karttunen, A. (1989). Palpable lumps of the mammary gland: Examination by mammography, palpation and inspection, sonography, and fine-needle biopsy. University of Oulu.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Karttunen, Ari. Palpable Lumps of the Mammary Gland: Examination by Mammography, Palpation and Inspection, Sonography, and Fine-needle Biopsy. Oulu: University of Oulu, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Karttunen, Ari. Palpable Lumps of the Mammary Gland: Examination by Mammography, Palpation and Inspection, Sonography, and Fine-needle Biopsy. University of Oulu, 1989.