Cita APA (7th ed.)

Gabriel, V. D. (1976). Progress and prosperity in the coconut industry. s.n.].

Cita Chicago (17th ed.)

Gabriel, Vicente D. Progress and Prosperity in the Coconut Industry. [S.l: s.n.], 1976.

Cita MLA (9th ed.)

Gabriel, Vicente D. Progress and Prosperity in the Coconut Industry. s.n.], 1976.