APA-referens (7:e uppl.)

Philippine Sugar Institute. Library. Research studies undertaken by Philsugin. The Library, PHILSUGIN.

Chicago-referens (17:e uppl.)

Philippine Sugar Institute. Library. Research Studies Undertaken by Philsugin. Quezon City: The Library, PHILSUGIN.

MLA-referens (9:e uppl.)

Philippine Sugar Institute. Library. Research Studies Undertaken by Philsugin. The Library, PHILSUGIN.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.