APA-referens (7:e uppl.)

Batangas (Province) Development Authority, Batangas Development Foundation, & Economic Development Foundation. (1971). Report, survey and recommendations of the Batangas Development Authority and the Batangas Development Foundation, 1971. Lyceum Press].

Chicago-referens (17:e uppl.)

Batangas (Province) Development Authority, Batangas Development Foundation, och Economic Development Foundation. Report, Survey and Recommendations of the Batangas Development Authority and the Batangas Development Foundation, 1971. [Manila: Lyceum Press], 1971.

MLA-referens (9:e uppl.)

Batangas (Province) Development Authority, et al. Report, Survey and Recommendations of the Batangas Development Authority and the Batangas Development Foundation, 1971. Lyceum Press], 1971.