Citazione Stile APA (7a Edizione)

Vergel, M. C., & Elumba, P. S. Factors affecting consumer's selection of laundry detergents.

Citazione stile Chigago Style (17a edizione)

Vergel, Michaela C., e Patricia Santos Elumba. Factors Affecting Consumer's Selection of Laundry Detergents. 2005.

Citatione MLA (9a ed.)

Vergel, Michaela C., e Patricia Santos Elumba. Factors Affecting Consumer's Selection of Laundry Detergents.