APA Citation

Helwing, P. (1970). Caracteriologia. (1a. ed.). España: Eitorial Herder.

Chicago Style Citation

Helwing, Paul. Caracteriologia. 1a. ed. España: Eitorial Herder, 1970.

MLA Citation

Helwing, Paul. Caracteriologia. 1a. ed. España: Eitorial Herder, 1970.

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