APA

Gheorghe A., . (1978). Processing and synthesis of hydrogeological data. London: Abacus Press.

Chicago

Gheorghe Alexandru, . 1978. Processing and synthesis of hydrogeological data. London: Abacus Press.

Harvard

Gheorghe A., . (1978). Processing and synthesis of hydrogeological data. London: Abacus Press.

MLA

Gheorghe Alexandru, . Processing and synthesis of hydrogeological data. London: Abacus Press. 1978.