APA (7th ed.) Citation

Applebaum, S. (1960). The belwin string builder. Belwin.

Chicago Style (17th ed.) Citation

Applebaum, Samuel. The Belwin String Builder. Nueva York: Belwin, 1960.

MLA (9th ed.) Citation

Applebaum, Samuel. The Belwin String Builder. Belwin, 1960.