Cita APA (7th ed.)

PANJAITAN, C. Z. (1993). Tetap bugar sampai tua. Indonesia publishing house.

Cita Chicago (17th ed.)

PANJAITAN, Canadian Z. Tetap Bugar Sampai Tua. Bandung: Indonesia publishing house, 1993.

Cita MLA (9th ed.)

PANJAITAN, Canadian Z. Tetap Bugar Sampai Tua. Indonesia publishing house, 1993.