APA aipamena

Petschek, P. (2008). Grading for Landscape Architects and Architects. Birkhauser Verlag AG.

Chicago Style aipamena

Petschek, Peter. Grading for Landscape Architects and Architects. Birkhauser Verlag AG, 2008.

MLA aipamena

Petschek, Peter. Grading for Landscape Architects and Architects. Birkhauser Verlag AG, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.