Alpert, S. R., Brown, K., & Woolf, B. (1998). The design patterns Smalltalk companion. Addison-Wesley.
Chicago Style (17th ed.) CitationAlpert, Sherman R., Kyle Brown, and Bobby Woolf. The Design Patterns Smalltalk Companion. Reading, Massachusetts: Addison-Wesley, 1998.
MLA (8th ed.) CitationAlpert, Sherman R., et al. The Design Patterns Smalltalk Companion. Addison-Wesley, 1998.
Warning: These citations may not always be 100% accurate.