Healey, P. (1969). Microscopes and microscopic life. Hamlin.
Chicago Style aipamenaHealey, Peter. Microscopes and Microscopic Life. London: Hamlin, 1969.
MLA aipamenaHealey, Peter. Microscopes and Microscopic Life. Hamlin, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.