APA (7th ed.) Citation

ENGEL, H. (1974). Tragsysteme (structure systems).

Chicago Style (17th ed.) Citation

ENGEL, Heino. Tragsysteme (structure Systems). 1974.

MLA (8th ed.) Citation

ENGEL, Heino. Tragsysteme (structure Systems). 1974.

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