HelmKamp, G. (1964). Selected expenments in organic chemistry. San Franrcisco:.
Chicago Style aipamenaHelmKamp, G.K. Selected Expenments in Organic Chemistry. San Franrcisco:, 1964.
MLA aipamenaHelmKamp, G.K. Selected Expenments in Organic Chemistry. San Franrcisco:, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.