Gaya APA

JOHNSON, P Fraser, LEENDERS, Michiel R. (2011). PURCHASING AND SUPPLY MANAGEMENT (14th). : .

Gaya Chicago

JOHNSON, P Fraser, LEENDERS, Michiel R. PURCHASING AND SUPPLY MANAGEMENT. 14th : , 2011. Text.

Gaya MLA

JOHNSON, P Fraser, LEENDERS, Michiel R. PURCHASING AND SUPPLY MANAGEMENT. 14th : , 2011. Text.

Gaya Turabian

JOHNSON, P Fraser, LEENDERS, Michiel R. PURCHASING AND SUPPLY MANAGEMENT. 14th : , 2011. Print.