Rutgers, A.A.L.
Oil palm and their fruit/ by A.A.L. Rutgers, Edmond Leplae and Paul Tingey - London: Griffith, 1922 - vi, [41]p. - Record handbooks; no.1 .
Oil-palm
Oil palm and their fruit/ by A.A.L. Rutgers, Edmond Leplae and Paul Tingey - London: Griffith, 1922 - vi, [41]p. - Record handbooks; no.1 .
Oil-palm