Παραπομπή APA

Rankama, K. (1963). Progress in isotope geology. John wiley.

Παραπομπή Chicago Style

Rankama, Kalervo. Progress in Isotope Geology. London: John wiley, 1963.

Παραπομπή MLA

Rankama, Kalervo. Progress in Isotope Geology. John wiley, 1963.