Gaya APA

ASHARI, S. (2002). On the agronomy and botany of salak (salacca zalacca) . [S.l.]: : [s.n.].

Gaya MLA

ASHARI, Sumeru. "On the agronomy and botany of salak (salacca zalacca)". [S.l.]: : [s.n.], 2002. Buku.