APA (7. basım) Alıntı

Leipholz, H. H. E. (1977). Direct variational methods and eigenvalue problems in engineering. Noordhoff International Publishing.

Chicago Style (17. basım) Atıf

Leipholz, H. H. E. Direct Variational Methods and Eigenvalue Problems in Engineering. Leyden: Noordhoff International Publishing, 1977.

MLA (8th ed.) Atıf

Leipholz, H. H. E. Direct Variational Methods and Eigenvalue Problems in Engineering. Noordhoff International Publishing, 1977.