APA (7th ed.) Citation

Heyn, E., & Bauer, O. (1944). Metalografia (2a ed.). Editorial Labor.

Chicago Style (17th ed.) Citation

Heyn, E., and O. Bauer. Metalografia. 2a ed. Barcelona: Editorial Labor, 1944.

MLA (9th ed.) Citation

Heyn, E., and O. Bauer. Metalografia. 2a ed. Editorial Labor, 1944.

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