I Don't Know How to Love Him to Love Him" album included an initial arrangement of Reddy's signature song, "I Am Woman" which via a 1972 re-recording with a new arrangement would prove to be the vehicle to consolidate Reddy's stardom, reaching No. 1 on the "Billboard" Hot 100 dated 9 December 1972. The earliest single version of "I Don't Know How to Love Him" was that cut by Karen Wyman an artist on the roster of MCA/Decca Records the label of release for the original "Jesus Christ Superstar" album: Wyman's single, produced by Ken Greengrass and Peter Matz, was released in November 1970 in the US
I Don't Know How to Love Him distinct Spanish-language renderings of "I Don't Know How to Love Him" were introduced onstage: firstly Julissa introduced "Yo no sé cómo amarlo" (lyricist Marcos Lizama) in the Teatro Ferrocarrilero Gudelio Morales (Cuauhtémoc) of "JCS", while Angela Carrasco introduced "Es más que amor" (lyricist Jaime Azpilicueta) in the Nuevo Teatro Alcalá (Madrid) production which opened 6 November 1975, with both Julissa and Carrasco heard with their respective renderings on their respective cast album releases: Julissa in 1974, Carrasco in 1977. Cast albums from subsequent Madrid productions featured Estíbaliz singing "Es más que amor" (1984) and Lorena Calero singing a new Spanish-language