APA Style

Marbun, B. et al (1978). Manajemen : Tugas, Tanggung Jawab, Praktek = Management: Tasks, Responsibilities, Practices . Jakarta: LPPM dan Gramedia.

MLA Style

Marbun, B.N.. et al. "Manajemen : Tugas, Tanggung Jawab, Praktek = Management: Tasks, Responsibilities, Practices". Jakarta: LPPM dan Gramedia, 1978. Text.