APA Style

Engel, George L.. (1962). Psychological development in health and disease . Philadelphia: W.B. Sounders Company.

Chicago Style

Engel, George L.. Psychological development in health and disease. Philadelphia: W.B. Sounders Company, 1962. Buku Teks.

MLA Style

Engel, George L.. Psychological development in health and disease. Philadelphia: W.B. Sounders Company, 1962. Buku Teks.

Turabian Style

Engel, George L.. Psychological development in health and disease. Philadelphia: W.B. Sounders Company, 1962. Buku Teks.