Παραπομπή APA

Harper, K. C. (2010). Weather and climate: Decade by decade. Viva books.

Παραπομπή Chicago Style

Harper, Kristine C. Weather and Climate: Decade by Decade. New Delhi: Viva books, 2010.

Παραπομπή MLA

Harper, Kristine C. Weather and Climate: Decade by Decade. Viva books, 2010.