APA (7th ed.) Citation

Gregor, P. (1984). Echokardiografie. Avicenum.

Chicago Style (17th ed.) Citation

Gregor, Pavel. Echokardiografie. Praha: Avicenum, 1984.

MLA (9th ed.) Citation

Gregor, Pavel. Echokardiografie. Avicenum, 1984.

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