APA Style

Putra, Indra Mahardika. (2019). Business model and business plan di era 4.0 : Cara ampuh membangun dan merencanakan bisnis . Yogyakarta: Quadrant.

Chicago Style

Putra, Indra Mahardika. Business model and business plan di era 4.0 : Cara ampuh membangun dan merencanakan bisnis. Yogyakarta: Quadrant, 2019. Book.

MLA Style

Putra, Indra Mahardika. Business model and business plan di era 4.0 : Cara ampuh membangun dan merencanakan bisnis. Yogyakarta: Quadrant, 2019. Book.

Turabian Style

Putra, Indra Mahardika. Business model and business plan di era 4.0 : Cara ampuh membangun dan merencanakan bisnis. Yogyakarta: Quadrant, 2019. Book.