Παραπομπή σε μορφή APA (7η εκδ.)

Witherick, M. (1995). Environment and people: An integrated course for A and AS geography. Stanley Thornes.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Witherick, Mihael. Environment and People: An Integrated Course for A and AS Geography. Cheltenham: Stanley Thornes, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Witherick, Mihael. Environment and People: An Integrated Course for A and AS Geography. Stanley Thornes, 1995.