APA (7th ed.) Citation

Mayer, W. G. Der Sachunterricht. Dieck.

Chicago Style (17th ed.) Citation

Mayer, Werner G. Der Sachunterricht. Heinsberg: Dieck.

MLA (9th ed.) Citation

Mayer, Werner G. Der Sachunterricht. Dieck.

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