APA (7e ed.) Bronvermelding

Pena, M. L., & Rojas, E. T. Nature of occupation and the market ability of 24-hour food establishments to Filipino consumers.

Chicago (17e ed.) Bronvermelding

Pena, Mayrene L., en Eleanor T. Rojas. Nature of Occupation and the Market Ability of 24-hour Food Establishments to Filipino Consumers. 2007.

MLA (9e ed.) Bronvermelding

Pena, Mayrene L., en Eleanor T. Rojas. Nature of Occupation and the Market Ability of 24-hour Food Establishments to Filipino Consumers.