Heinrich Hertz: Memoirs, letters, diaries

MLA

Hertz, Johanna. Heinrich Hertz: Memoirs, Letters, Diaries. 2 California: San Francisco press, 1977.

APA

Hertz, J. (1977). Heinrich Hertz: Memoirs, letters, diaries. 2 California: San Francisco press.

Chicago

Hertz, Johanna Heinrich Hertz: Memoirs, Letters, Diaries. 2 California: San Francisco press, 1977.