APA (7th ed.) Citation

WILLIS, S. S. Konseling Keluarga (Family Counseling). Alfabeta.

Chicago Style (17th ed.) Citation

WILLIS, Sofyan S. Konseling Keluarga (Family Counseling). Alfabeta.

MLA (8th ed.) Citation

WILLIS, Sofyan S. Konseling Keluarga (Family Counseling). Alfabeta.

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