Gaya APA

Peter, J, P., Certo, S, C. (1990). Strategic management : a focus on process / Samuel C. Certo, J. Paul Peter . : McGraw-Hill.

Gaya MLA

Peter, J., Paul., Certo, Samuel, C.. "Strategic management : a focus on process / Samuel C. Certo, J. Paul Peter". : McGraw-Hill, 1990. Textbook.