APA Style

Purba, Perentahen. (1985). Dasar-Dasar Capital Budgeting (Cet. 1). Medan: Sumber Express.

Chicago Style

Purba, Perentahen. Dasar-Dasar Capital Budgeting. Cet. 1 Medan: Sumber Express, 1985. Text.

MLA Style

Purba, Perentahen. Dasar-Dasar Capital Budgeting. Cet. 1 Medan: Sumber Express, 1985. Text.

Turabian Style

Purba, Perentahen. Dasar-Dasar Capital Budgeting. Cet. 1 Medan: Sumber Express, 1985. Print.