APA (7th ed.) Citation

Lehr, U. (1972). Psychologie des Alterns. Quelle & Meyer.

Chicago Style (17th ed.) Citation

Lehr, Ursula. Psychologie Des Alterns. Heidelberg: Quelle & Meyer, 1972.

MLA (9th ed.) Citation

Lehr, Ursula. Psychologie Des Alterns. Quelle & Meyer, 1972.

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