Gaya APA

SOEHARDJAN, D, M. (1990). coconut diseases (Cetakan I). Jakarta: Directorate General of Estates National Estate Crops Protection Project Directorate of Estate Crop P.

Gaya MLA

SOEHARDJAN, Dr., M.. "coconut diseases". Cetakan I Jakarta: Directorate General of Estates National Estate Crops Protection Project Directorate of Estate Crop P, 1990. Text.