APA (7th ed.) Citation

Lockyer, N. (1894). Studies in spectrum analysis (5. ed.). Paul, Trench, Trübner.

Chicago Style (17th ed.) Citation

Lockyer, Norman. Studies in Spectrum Analysis. 5. ed. London: Paul, Trench, Trübner, 1894.

MLA (9th ed.) Citation

Lockyer, Norman. Studies in Spectrum Analysis. 5. ed. Paul, Trench, Trübner, 1894.