APA (7e ed.) Bronvermelding

Otacan, G. B., & Cruz, R. G. Perception of scuba divers on the environmental sustainability of the scuba diving tourism in Mabini, Batangas.

Chicago (17e ed.) Bronvermelding

Otacan, Ginarra-Ann B., en Reil G. Cruz. Perception of Scuba Divers on the Environmental Sustainability of the Scuba Diving Tourism in Mabini, Batangas.

MLA (8e ed.) Bronvermelding

Otacan, Ginarra-Ann B., en Reil G. Cruz. Perception of Scuba Divers on the Environmental Sustainability of the Scuba Diving Tourism in Mabini, Batangas.