APA (7th ed.) Citation

John, J. S. (1990). Edelmetalle (4. German print.). Time-Life Bücher.

Chicago Style (17th ed.) Citation

John, Jeffrey S. Edelmetalle. 4. German print. Amsterdam: Time-Life Bücher, 1990.

MLA (9th ed.) Citation

John, Jeffrey S. Edelmetalle. 4. German print. Time-Life Bücher, 1990.

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