Citazione Stile APA (7a Edizione)

(1994). Basic approach to environmentally sound management of water resources: Laguna de Bay. s.n.].

Citazione stile Chigago Style (17a edizione)

Basic Approach to Environmentally Sound Management of Water Resources: Laguna De Bay. [s.l: s.n.], 1994.

Citatione MLA (9a ed.)

Basic Approach to Environmentally Sound Management of Water Resources: Laguna De Bay. s.n.], 1994.