APA (7e ed.) Bronvermelding

Philippine Sugar Institute Library. Research studies undertaken by Philsugin, 1953-1971. [s.n.

Chicago (17e ed.) Bronvermelding

Philippine Sugar Institute Library. Research Studies Undertaken by Philsugin, 1953-1971. Quezon City: [s.n.

MLA (9e ed.) Bronvermelding

Philippine Sugar Institute Library. Research Studies Undertaken by Philsugin, 1953-1971. [s.n.

Let op: Deze citaties zijn niet altijd 100% accuraat.