एपीए उद्धरण

Leal, D. (2003). Origin in home gardens in Costa Rica and sustainability.

शिकागो स्टाइल उद्धरण

Leal, Deborah. Origin in Home Gardens in Costa Rica and Sustainability. 2003.

एमएलए उद्धरण

Leal, Deborah. Origin in Home Gardens in Costa Rica and Sustainability. 2003.