APA (7th ed.) Citation

Holzbrecher, A. (2015). Photography in (extra-)academic educational work.

Chicago Style (17th ed.) Citation

Holzbrecher, Alfred. Photography in (extra-)academic Educational Work. 2015.

MLA (9th ed.) Citation

Holzbrecher, Alfred. Photography in (extra-)academic Educational Work. 2015.

Warning: These citations may not always be 100% accurate.