APA (7th ed.) Citation

(1973). Vol. NS-20, № 1, Pat. 2. 1973.

Chicago Style (17th ed.) Citation

Vol. NS-20, № 1, Pat. 2. 1973, 1973.

MLA (9th ed.) Citation

Vol. NS-20, № 1, Pat. 2. 1973, 1973.

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