APA (7th ed.) Citation

(1942). Graded Spanish readers: Otto F. Bond and Carlos Castillo. Heath.

Chicago Style (17th ed.) Citation

Graded Spanish Readers: Otto F. Bond and Carlos Castillo. Boston: Heath, 1942.

MLA (9th ed.) Citation

Graded Spanish Readers: Otto F. Bond and Carlos Castillo. Heath, 1942.

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