APA (7th ed.) Citation

Reißig, R., Sansone, G., & Conti, R. (1963). Qualitative Theorie nichtlinearer Differentialgleichungen. Ed. Cremonese.

Chicago Style (17th ed.) Citation

Reißig, Rolf, Giovanni Sansone, and Roberto Conti. Qualitative Theorie Nichtlinearer Differentialgleichungen. Roma: Ed. Cremonese, 1963.

MLA (9th ed.) Citation

Reißig, Rolf, et al. Qualitative Theorie Nichtlinearer Differentialgleichungen. Ed. Cremonese, 1963.