Cita APA (7th ed.)

Nannetti, G. (1960). Ang abakada ng lupa: Alphabet of the soil. United Nations Educational and Scientific Organization; (Manila) : Bureau of Printing.

Cita Chicago (17th ed.)

Nannetti, Guillermo. Ang Abakada Ng Lupa: Alphabet of the Soil. [Manila: United Nations Educational and Scientific Organization; (Manila) : Bureau of Printing, 1960.

Cita MLA (9th ed.)

Nannetti, Guillermo. Ang Abakada Ng Lupa: Alphabet of the Soil. United Nations Educational and Scientific Organization; (Manila) : Bureau of Printing, 1960.