APA

Kroll S., Shishko I., . (19721973). The commodity futures market guide. New York: Harper & Row.

Chicago

Kroll Stanley, Shishko Irwin, . 19721973. The commodity futures market guide. New York: Harper & Row.

Harvard

Kroll S., Shishko I., . (19721973). The commodity futures market guide. New York: Harper & Row.

MLA

Kroll Stanley, Shishko Irwin, . The commodity futures market guide. New York: Harper & Row. 19721973.