एपीए उद्धरण

Peraldo, G., & Badilla, E. (2011). The use of landscape tracing as an educational technique in geomorphological studies.

शिकागो स्टाइल उद्धरण

Peraldo, Giovanni, और Elena Badilla. The Use of Landscape Tracing As an Educational Technique in Geomorphological Studies. 2011.

एमएलए उद्धरण

Peraldo, Giovanni, और Elena Badilla. The Use of Landscape Tracing As an Educational Technique in Geomorphological Studies. 2011.