APA (7th ed.) Citation

Lang, P. F., & Smith, B. C. Methods of Calculating Ionization Energies of Multielectron (Five or More) Isoelectronic Atomic Ions. Wiley.

Chicago Style (17th ed.) Citation

Lang, Peter F., and Barry C. Smith. Methods of Calculating Ionization Energies of Multielectron (Five or More) Isoelectronic Atomic Ions. Wiley.

MLA (9th ed.) Citation

Lang, Peter F., and Barry C. Smith. Methods of Calculating Ionization Energies of Multielectron (Five or More) Isoelectronic Atomic Ions. Wiley.

Warning: These citations may not always be 100% accurate.