Cita APA (7a ed.)

Pike, R. B. (1965). COMMON TREES OF PUERTO RICO AND THE VIRGIN ISLANDS. Zenodo.

Cita Chicago Style (17a ed.)

Pike, Radcliffe B. COMMON TREES OF PUERTO RICO AND THE VIRGIN ISLANDS. Zenodo, 1965.

Cita MLA (9a ed.)

Pike, Radcliffe B. COMMON TREES OF PUERTO RICO AND THE VIRGIN ISLANDS. Zenodo, 1965.