(1968). The interaction of sciences in the study of the earth. Progress.
Citazione stile Chigago Style (17a edizione)The Interaction of Sciences in the Study of the Earth. Moscow: Progress, 1968.
Citatione MLA (9a ed.)The Interaction of Sciences in the Study of the Earth. Progress, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.