APA Stili
Gross, D. et al (2018).
Engineering mechanics 2 : mechanics of materials (Second edition).
Germany:
Springer-Verlag GmbH Germany.
MLA Stili
Gross, Dietmar. et al.
"Engineering mechanics 2 : mechanics of materials".
Second edition
Germany:
Springer-Verlag GmbH Germany,
2018.
e-book.