APA (7th ed.) Citation

(1991). Thursday Evening "Diamond" Concerts (Three Baritones). UP College of Music.

Chicago Style (17th ed.) Citation

Thursday Evening "Diamond" Concerts (Three Baritones). Quezon, City: UP College of Music, 1991.

MLA (9th ed.) Citation

Thursday Evening "Diamond" Concerts (Three Baritones). UP College of Music, 1991.

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