APA (7th ed.) Citation

(1990). Vol. 42, № 7, part A; Physical Review. Ser. B. 1990.

Chicago Style (17th ed.) Citation

Vol. 42, № 7, Part A; Physical Review. Ser. B. 1990, 1990.

MLA (9th ed.) Citation

Vol. 42, № 7, Part A; Physical Review. Ser. B. 1990, 1990.

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