Nelson, A. (1942). Calculus. D. C. Heath.
Chicago Style aipamenaNelson, Alfred. Calculus. Boston: D. C. Heath, 1942.
MLA aipamenaNelson, Alfred. Calculus. D. C. Heath, 1942.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Nelson, A. (1942). Calculus. D. C. Heath.
Chicago Style aipamenaNelson, Alfred. Calculus. Boston: D. C. Heath, 1942.
MLA aipamenaNelson, Alfred. Calculus. D. C. Heath, 1942.