Heymann, K. (1968). Bedrohte Reifung. Psychologische Praxis.
Chicago Style (17th ed.) CitationHeymann, Karl. "Bedrohte Reifung." Psychologische Praxis 1968.
MLA (9th ed.) CitationHeymann, Karl. "Bedrohte Reifung." Psychologische Praxis, 1968.
Warning: These citations may not always be 100% accurate.